In-Stock

2025 (75) Audi RS3 8.5Y (Carbon Black) Sportback 2.5 TFSI S-Tronic Quattro | Kemora Grey | MRC Stage 2: 523PS |

£100,100 Build | 0 Launches since New | RS Carbon Fibre Bucket Seats | MRC Stage 2: 523PS | £28,600 of Verified Modifications | XPEL Full Paint Protection Film | 1 Owner |

2025 (75) Audi RS3 8.5Y (Carbon Black) Sportback 2.5 TFSI S-Tronic Quattro | Kemora Grey | MRC Stage 2: 523PS |

£100,100 Build | 0 Launches since New | RS Carbon Fibre Bucket Seats | MRC Stage 2: 523PS | £28,600 of Verified Modifications | XPEL Full Paint Protection Film | 1 Owner |

Key Information

  • FINANCE: 9.9% APR. Example figures (from £879 per month with a 20% deposit) shown on our finance calculator are indicative only. Flexible finance options available including HP, PCP and LP, with terms of up to 84 months. Alternative structures, including increased balloon payments, can be arranged subject to individual requirements. Please contact us directly for a bespoke quotation tailored to your needs. Finance subject to status and lender approval

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  • Original Build Price: £100,100 including the £28,600 of Modifications & PPF (£71,500 original Audi factory build price)

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  • MRC Tuning Stage 2: 523PS & 650Nm (Dyno Proven by MRC Tuning)
  • First Audi RS3 8.5Y Tuned by MRC: Stage 2 Calibration Individually Developed and Refined on This Vehicle, with Additional Specialist Attention. Featured on MRC Tuning’s Website with a Dyno Video

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  • £28,600 of Professionally Installed Modifications & Paint Protection Film, including MRC Stage 2 Tune, Milltek Turbo-Back Race Exhaust, Forge Intercooler & Carbon-Fibre Intake, WheelForce Forged Wheels, KW V3 Coilovers, Automotive Passion Carbon-Fibre Aero Pack & Full XPEL Gloss PPF Applied from New
  • Modifications Verified: All professionally fitted modifications are inspected and verified in-house, confirming correct installation, component integrity, and current presence on the vehicle at the point of sale

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  • Launch Control Usage Verified: 0 launches since new (NEVER LAUNCHED!)
  • Genuine Mileage Verified using Audi-grade dealer diagnostics
  • Original Factory Paintwork Verified via consistent paint depth (µm) readings across all body panels

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  • Enthusiast Ownership History: One owner from new, who personally commissioned £28,600 of upgrades and protection, offering the next owner a fully developed, enthusiast-built RS3
  • Audi Manufacturer Warranty valid until October 2028 (Limited)

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  • £9,700 of Factory Optional Extras & Carbon Black Specification Equipment in addition to the standard Audi RS3 8.5Y specification, including RS Carbon-Fibre Lightweight Bucket Seats, Panoramic Glass Sunroof, Advanced Comfort Key, Matrix LED Headlights, RS Head-Up Display, Sonos Premium Sound System, Carbon Black Exterior Styling Package and RS Carbon-Fibre Interior Trim

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  • 100-hour Pre-Sale Preparation Process: Comprehensive five-part pre-sale inspection and up to 60 hours of in-house professional detailing, including thorough decontamination of the XPEL Paint Protection Film has been completed prior to sale (valued at £1,500, free of charge)

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  • Full Comprehensive Audi Specialist Service History from New: 3 Recorded Service & Maintenance Visits Within the First Year, Including Two Engine Services (Please see detailed service history log below)

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  • Audi RS Specialists (Trust in Experience): Over 700 Audi RS models supplied since 2015, and we are recognised as group experts within the Audi RS Owners Club (RSOC)

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Vehicle Information

Factory (Carbon Black) Optional Extras (£9,700):
  • Kemora Grey Metallic Paintwork (£595)
  • RS Brakes with Calipers finished in Red (£325)

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  • Panoramic Tinted Glass Sunroof: Sliding and Tilting (£1,200)
  • Advanced Comfort Key: Keyless Entry, Exit, Start & Stop (£425)

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  • RS 3 Carbon-Fibre Lightweight Bucket Seats: Satin Finish (£2,500):
    • 7KG weight saving over standard seats with Carbon Lightweight Structure
    • Special Seat Contouring offers perfect side support and excellent long-distance comfort
    • Full Adjustment for Front Bucket Seats
    • Heated Function for Front Seats
    • RS 3 Logo Inlay on Headrests
    • Manufactured by Sabelt for Audi-Sport
    • Dinamica Microfibre and Leather Combination with Honeycomb Stitching: Black Leather with Express Red Stitching

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  • Additional Airbags (£340):
    • Front and Rear Side Airbags with Head Airbag System
    • Interaction Airbag: Provides front driver and passenger with protection in the event of a side impact. The interaction airbag is deployed between the front seats, reducing the risk of the two front occupants colliding and lowering the likelihood of injury

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Carbon Black Model (£4,315 Worth of Factory Optional Extras):

Specified in Carbon Black form — representing a higher level of factory specification available on the RS 3 8.5Y platform. These features sit above standard RS3 specification and form part of the Carbon Black package:

 

  • RS Carbon-Fibre Package:
    • Comprises of Carbon Exterior Pack, Carbon Interior Pack & Carbon Engine Compartment Pack

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  • Carbon-Fibre Exterior Styling Package:
    • Carbon-Fibre Front Bumper Intakes
    • Carbon-Fibre Sideskirt Inlays
    • Carbon-Fibre Door Mirror Housings
    • Carbon-Fibre Rear Diffuser Trim
    • Carbon-Fibre RS Aerodynamic Rear Spoiler

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  • Carbon-Fibre (Matt-Finish) Interior Dashboard Inlay

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  • Carbon-Fibre Engine Compartment Package:
    • Engine Cover in Carbon-Fibre
    • Inlet Manifold Inlay in Carbon-Fibre

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  • Wireless Smartphone Charging (Audi Phone Box Light): Charging Tray in Centre Console
  • Wireless Apple CarPlay & Android Auto: Seamless Smartphone Integration via the infotainment system

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  • Sonos 3D Premium Sound System: High-quality 3D audio system delivering a rich, immersive listening experience throughout the cabin
  • RS Flat-Bottom Steering Wheel (Facelift Design): RS Drive and Performance Mode Selector with Haptic Multifunction Controls

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  • RS Heads-Up Display:
    • RS Mode Display with Gearshift Indicator & Oil Temperature Display
    • Projects key driving information in full colour onto the windscreen, including speed, traffic signs, warning messages, assistance systems and a 3D navigation display

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  • Matrix LED (Darkened) Headlights & Rear Lights with Dynamic Light Sequencing:
    • Audi Matrix LED Technology with High-Beam Assist: Provides maximum visibility without dazzling other road users by selectively dimming individual LEDs
    • RS Digital Daytime Running Lights (DRLs): Four selectable light signatures, including RS-specific “chequered flag” design
    • Dynamic RS-specific Light Sequencing LED Animation with Sweeping Indicators: Front & Rear

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  • Ambient Lighting Package Pro:
    • Extended multi-zone interior lighting with up to 30 selectable colour configurations
    • Dynamic lighting themes responsive to drive modes and user settings
    • Illuminated front door panels and enhanced ambient lighting throughout the cabin

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  • Driving and Parking Assistance Package:
    • Adaptive Cruise Control: Automatic distance regulation, adaptive cruise control assists to support braking and acceleration, maintaining a safe distance to vehicles ahead.
    • Lane Departure Warning with Emergency Assist: Detects lane markings and helps keep the vehicle within its lane through visual alerts, gentle steering intervention and optional steering wheel vibration. Emergency Assist can intervene if the driver becomes unresponsive.
    • Speed Limit and Traffic Sign Recognition (Camera-Based): Detects speed limits and road restrictions using camera and navigation data, with a customisable visual warning when the speed limit is exceeded
    • Park Assist Plus: Automated steering for parking manoeuvres
    • Rear-View Reverse Camera
    • Advanced Driver Assistance Systems for motorway and urban driving, designed to make driving more relaxed. The systems can be overridden by the driver at any time

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  • Protective and Warning Systems Assistance Package:
    • Intersection Assist: Detects cross traffic at junctions and provides warnings to help avoid potential collisions
    • Front Emergency Brake Assist: Provides braking intervention to help avoid or reduce the impact of a potential collision
    • Collision Avoidance Assistant: Provides steering intervention to help avoid or reduce the impact of a potential collision
    • Proactive Occupant Protection (Front, Side and Rear): Prepares the vehicle and occupants in the event of a potential collision by activating protective safety measures
    • Advanced safety and assistance systems designed to enhance driver awareness and provide additional protection for occupants and surrounding road users

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  • Audi Drive Select with RS Driving Modes and Performance Monitor:
    • Includes Efficiency, Comfort, Auto and Dynamic driving modes
    • RS-specific modes: RS Performance (performance-oriented driving), RS Torque Rear (enhanced rear-biased handling) and RS Individual (customisable vehicle settings)
    • RS Performance Monitor Display: Displays engine oil, gearbox oil and coolant temperatures in real time

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  • Audi Virtual Cockpit with RS-Specific Display:
    • 12.3-inch digital instrument cluster with customisable display layouts
    • RS display with central rev counter, gear indicator and g-force meter
    • RS display modes: RS Sport, RS Performance and RS Runway

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  • 2.5L TFSI Turbo 5-Cylinder Petrol Engine
  • 7-Speed S-Tronic Double-Clutch Automatic Transmission
  • Quattro Permanent 4-Wheel Drive System
  • RS Torque Splitting Rear Differential: RS-specific torque vectoring system that actively distributes power between the rear wheels to maximise traction and deliver sharper, more engaging cornering performance
  • RS Performance Braking System: 6-Piston Front Calipers (375mm Front and 310mm Rear Discs)
Audi RS3 8.5Y Standard Specification:
  • RS Exterior Styling in Gloss Black with Anthracite Grey Audi Rings
  • Illuminated RS 3 Door Sill Trims
  • Audi Beam (RS Logo Projection): LED projection of RS logo onto the ground when opening the door

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  • Audi MMI Navigation Plus with Touchscreen Interface:
    • 10.1-inch high-resolution touchscreen infotainment display
    • Integrated navigation system with 3D map display and real-time route guidance
    • Touch-sensitive controls with intuitive operation and handwriting recognition
    • Natural voice control for key vehicle and navigation functions
    • Online services including live traffic updates and map updates
    • DAB Digital Radio
    • USB-C Connections

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  • Audi Connect Navigation, Infotainment and Remote Services:
    • Integrated online services providing real-time navigation, information and entertainment
    • Live traffic updates, online destination search and points of interest
    • High-resolution satellite imagery and 3D map display via Google Earth
    • Online media streaming and hybrid radio functionality
    • Connected services including weather updates, news and hazard alerts
    • Emergency call function providing automatic assistance in the event of an incident
    • Remote access to vehicle functions and status via Audi Connect services
    • Enables monitoring and control of selected vehicle features via smartphone
    • Includes a three-year subscription, with the option to renew

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  • Privacy Glass: Tinted Rear Windows
  • Exterior Mirrors (Electric, Heated & Folding): Electrically adjustable, heated and power-folding mirrors
  • Auto-Dimming Exterior Mirrors
  • Auto-Dimming Rear-View Mirror

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  • Keyless Start: Engine start button in centre console
  • Three-Zone Climate Control: Front and rear climate control system
  • Automatic Headlights & Rain-Sensing Wipers

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  • Progressive Steering: Variable steering ratio for improved low-speed agility and high-speed stability
  • Audi Parking Assistance Package: Front & Rear Parking Sensors
  • Hill Hold Assist
  • Tyre Pressure Monitoring System

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  • Alcantara Doorcard Panel Inserts with Leather Armrests
  • Pedals in Stainless Steel
  • Interior Trim in Vanadium Look
  • LED Interior Light Package

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  • Storage Package: Additional storage including seat back nets, luggage net, 12V sockets and LED luggage lighting
  • Split-Folding Rear Seats with Through-Loading System and Centre Armrest

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  • RS Bodystyling:
    • Flared Front Wheel Arches
    • RS Front Bumper with enlarged Air-Intakes
    • RS Rear Bumper with enlarged RS Diffuser
    • RS Honeycomb Front Grille
    • RS Rear Spoiler
    • RS Sideskirts
    • RS Exterior Model Badging
    • RS Oval Tailpipes
Modifications & Paint Protection Film (£28,600):

Engine & Performance Upgrades (£9,190):

  • MRC Tuning (Stage 2 ECU) Unlock & Custom Engine Calibration (£2,250):
    • 523PS & 650Nm Dyno Proven by MRC Tuning (+123PS & 150Nm Over Standard)
    • Factory ECU Unlocked to enable MRC Stage 2 Performance Software Installation
    • Custom Stage 2 Engine Calibration tailored to the Supporting Performance Hardware
    • TCU Patch applied through the ECU to accommodate the Increased Engine Torque and Performance Output
    • First Audi RS3 8.5Y Tuned by MRC: Featured on MRC Tuning’s Website with a Dyno Video, also showcased in our Vehicle Walkaround Video

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  • Milltek Sport Turbo-Back Race Valved Performance Exhaust System with High-Flow Downpipe (£4,000):
    • 3-Inch Large-Bore High-Flow Performance Downpipe
    • 15-Inch Race Valved Downpipe-Back Exhaust System with Race Rear Silencer
    • Milltek Resonated Centre Section Retrofit: Reduces Exhaust Volume and Drone for Improved Road Usability
    • Electronically Controlled Exhaust Valves delivering an Enhanced Five-Cylinder Sound

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  • Forge Motorsport Race Intercooler Kit (£1,570):
    • 153% Larger Core Volume & 55% Greater Frontal Surface Area than the Factory Intercooler
    • 130mm Bar-and-Plate Core: Reduces Intake Temperatures and Heat Soak, supporting Increased Power and Consistent Performance
    • Cast Aluminium End Tanks with Modified Genuine Audi Aluminium Front Crash Bar

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  • Forge Motorsport Carbon-Fibre High-Flow Intake Package (£1,050):
    • Forge Motorsport Carbon-Fibre Intake System with 6-Inch High-Flow Air Filter
    • Forge Motorsport 3.5-Inch Turbo Inlet Elbow with 60% Greater Internal Volume than Factory
    • Reduces Intake Restriction and improves Airflow to the Turbocharger

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  • NGK Racing Spark Plug Set: Supports the Stage 2 Engine Setup (£320)

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Wheels, Tyres & Suspension Upgrades (£6,500):

 

  • WheelForce Race One Fully Forged Alloy Wheels: 19-inch x 9J (front) x 8J (rear) finished in Satin Bronze (£3,250)
  • Michelin Pilot Sport 4S High-Performance Tyres: 19-inch (£1,000)

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  • KW Variant 3 (V3) Height & Damping Adjustable Coilover Suspension Kit (£2,250):
    • Adjustable Lowering Range: 20–40mm Front & 25–45mm Rear, allowing Precise Vehicle Setup and Corner Weighting
    • Independently Adjustable Damping: 16-Stage Rebound & 12-Stage Compression Adjustment to tailor Ride Comfort and Handling Characteristics
    • KW INOX-Line Stainless-Steel Construction: Improved Body Control, reduced Roll and sharper Handling

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Exterior & Interior Styling Enhancements (£6,410):

  • Full Dry Carbon-Fibre Aerodynamic Package by Automotive Passion (£5,600):
    • Carbon-Fibre Front Splitter (£1,040)
    • Carbon-Fibre Full Front Grille Surround (£1,200)
    • Carbon-Fibre Front Bumper Side Canards (£720)
    • Carbon-Fibre Side Skirts (£960)
    • Carbon-Fibre Full Rear Diffuser with Integrated Side Flicks (£1,140)
    • Carbon-Fibre Rear Bumper Reflector Surrounds (£420)
    • Carbon-Fibre Stone Arch Guards: Front & Rear (£120)

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  • CarbonFabrik 3D Gloss Black Front Audi Rings Retrofit: Replaces the Factory Flat-Style Audi Rings with a Raised 3D Gloss Black Emblem (£100)
  • KIMBLADE CarbonFit Wiper Blades: Carbon-Design Silicone Blades (£80)

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  • Genuine Audi RS Design Carpet Floor Mats: RS Logo Embroidery with Express Red Contrast Stitching (£270)
  • Matt Carbon-Fibre Gear Shifter Surround by CarbonFabrik: Twill Matt Carbon Weave to Complement OEM Interior Carbon-Fibre Trim (£360)

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XPEL Gloss Paint Protection Film (£6,500):

 

  • XPEL Gloss Paint Protection Film (PPF): Full Vehicle & Carbon-Fibre Coverage (£6,500):
    • Full-Body Paint Protection: Professionally installed XPEL Gloss PPF covers the original Kemora Grey Metallic bodywork, preserving the factory finish without altering its appearance
    • Original Paintwork Preserved from New: Applied when the vehicle was new to protect the original factory paintwork against stone chips, road debris, light scratches and everyday wear, helping preserve its condition and originality
    • Bespoke Carbon-Fibre Protection: Custom-Cut XPEL PPF applied to all Automotive Passion Carbon-Fibre Exterior Components, protecting their finish against stone chips and surface damage
    • XPEL Tinted Lighting Protection: Tinted Paint Protection Film applied to the Front Headlights and Rear Taillights, providing additional protection and a darker appearance
Service and Maintenance History:
  • 10/2025 (0mls) Audi Main Dealer (Pre-Delivery Inspection)
  • 12/2025 (1,751mls) Audi Specialist: Power Developments (NGK R7438-9 Spark Plug Replacement)
  • 01/2026 (2,269mls) Audi Specialist: MRC Tuning (MRC Stage 2 Tuning Package: Hardware & Software Installation with Dyno Run: 523PS & 650Nm)
  • 01/2026 (2,269mls) Audi Specialist: MRC Tuning (Engine Service)
  • 08/2026 (4,620mls) Audi Specialist: Power Developments (Engine Service)
  • xx/xxxx (xx,xxxmls) 260-point Mechanical and 150-point Visual Inspection completed in-house by Automotive Addiction – To be completed prior to sale
  • Servicing carried out in accordance with Audi Manufacturer Longlife service schedule requirements

 

  • Comprehensive Documented Service & Modification History: Serviced twice within 4,620 miles, including NGK Racing Spark Plugs and MRC Stage 2 Installation with Dyno-Proven Results

 

  • Next Scheduled Service: Engine Oil, Pollen Filter, Brake Fluid & Spark Plug Service with Vehicle Inspection, recommended October 2027 or 13,500 miles, whichever occurs first, in consideration of the MRC Stage 2 Performance Tuning Package
100-hour Pre-Sale Preparation Process:

Preparation That Goes Beyond Perfection:

Our preparation process goes far beyond industry norms – What follows outlines the intensive inspection, detailing, and restoration work carried out on every vehicle we offer for sale.

This Modified Audi RS3 8.5Y has been subject to our innovative, industry-leading preparation process, involving up to 100-hours of labour-intensive work, designed to satisfy even the most pedantic automotive enthusiast. At every stage, our exacting standards must be met before this Modified Audi RS3 8.5Y can be offered for sale by Automotive Addiction.

The first phase of this process is our crucial pre-sale inspections, a comprehensive five-part assessment. This includes a deep-dive diagnostic inspection to verify mileage authenticity, review the launch-control counter, and identify any stored fault codes. This is followed by a 260-point mechanical inspection and road test to ensure that what lies beneath the paintwork meets the highest standards of mechanical integrity.

An in-depth 150-point visual inspection of all exterior and interior surfaces is then carried out, including bodywork, paintwork, wheels, glass, and interior materials. We also complete a rigorous paint depth analysis, allowing us to verify the originality of the paintwork and body panels. Finally, a service and maintenance inspection is conducted to determine whether any time or mileage-sensitive servicing, maintenance, or manufacturer recall items require attention before progressing to our professional pre-sale detailing work.

This Audi RS3 8.5Y MRC Stage 2 has successfully passed all pre-sale inspections, enabling us to confidently offer this example for sale today.

Prior to advertisement, up to 60-hours of meticulous detailing preparation has been completed by our highly skilled, in-house professional detailers, each with over 10 years of experience. This £1,500 worth of work is carried out free of charge and includes a deep wheels-off decontamination cleanse, pre-paint correction preparation, brake disc centre refurbishment, exhaust system polishing, steam cleaning of intricate areas, and underbody and wheel arch rejuvenation. This is followed by our paint protection film decontamination. Interior surfaces are restored with equal precision, ensuring this Audi RS3 Carbon Bucket Seats is presented in the most optimal condition possible, regardless of age or mileage.

The result is a finish that often surpasses factory standards when new — because we believe a vehicle should look as exceptional as it feels to drive.

This unique, industry-leading preparation process has been fully documented through both images and video. Selected images can be found within the gallery for this advert, along with a short clip included in the walkaround video. Additional documentation of the preparation work can be supplied to prospective buyers upon request.

Automotive Addiction has grown from an unrivalled passion for perfection in vehicle preparation and performance.

Please contact us without delay for a full breakdown of the preparation carried out on this Audi RS3 8.5Y MRC Stage 2

Protect | Modify | Retrofit – Our Bespoke In-House Services:
When purchasing a vehicle from Automotive Addiction, we offer a range of bespoke in-house services designed to protect, modify, and retrofit genuine OEM equipment to your new vehicle prior to delivery.

Paint Protection

Paint Protection Film (PPF): As a Suntek Approved PPF Installer, we offer premium paint protection film solutions designed to preserve your vehicle’s paintwork against stone chips, road debris, scratches, and everyday wear. Using plotter-cut, vehicle-specific patterns, PPF is applied with exceptional accuracy for a seamless, factory-quality finish. The film features self-healing properties, allowing light scratches and swirl marks to disappear with heat, helping to maintain a flawless appearance over time. Coverage options range from high-impact areas to full-vehicle protection, ensuring long-term preservation without compromising appearance.

Ceramic Coating Paint Protection: We are a CarPro Approved Installer and also offer Gtechniq ceramic coatings, providing durable, high-performance paint protection with a deep, gloss finish. Ceramic coatings help protect against UV exposure, environmental contaminants, and chemical staining, while significantly reducing maintenance requirements and keeping your vehicle looking its best for longer.

Security Protection

Thatcham & TASSA Approved Security System: We supply and install Global Telemetrics Thatcham-approved tracking systems, including S5+, S5, and S7 options, with immobilisation available where applicable. These insurer-recognised systems provide advanced theft protection and real-time vehicle monitoring. We also offer the TASSA-approved Autowatch Ghost Immobiliser 2, a discreet, keyless security solution. Both options are professionally installed in-house, offering enhanced security and complete peace of mind.

Retrofit (Factory OEM)

Have you found a vehicle you love, but it’s missing a factory option you would really like? No problem — we’ve got you covered.

Our Factory Retrofit Service allows genuine manufacturer options that were available from new, but not originally specified, to be professionally retrofitted prior to sale. Popular retrofit options include Apple CarPlay / Android Auto, reversing cameras, heated seats, folding mirrors, and tyre pressure monitoring systems, among others (model dependent). All work is completed in-house using genuine OEM manufacturer parts and correct coding, ensuring a seamless, factory-correct finish — as if the vehicle left the factory with the option installed.

Modify

Our in-house modification services range from subtle factory-style OEM+ enhancements to full bespoke builds. With extensive experience, we deliver projects of any scale, tailored entirely to your vision.

Cosmetic Modifications: This can be as understated or as bold as you choose. Options include badge colour changes, brake caliper colour refinishing, complete wheel design upgrades, and the supply and installation of bodykits, including carbon-fibre kits, plus much more. Every visual modification is completed with close attention to detail, whether the aim is subtle personalisation or a more aggressive aesthetic.

Performance Modifications: This can range from subtle enhancements to comprehensive performance builds. Options include professional ECU and TCU calibrations, engine and transmission upgrades, suspension enhancements such as coilover systems, and selected chassis improvements, all specified to suit the vehicle and its intended use. Whether the aim is increased performance, improved drivability, or sharper handling, each modification is carefully planned and executed to deliver the desired results while maintaining reliability and everyday usability.

To discuss paint protection, security, modifications, or factory retrofit options for your new vehicle, please get in touch today.

Model Overview:

£100,100 Invested. An RS3 That Looks as Aggressive as It Performs. Finished in Kemora Grey Metallic, this 2025 Audi RS3 Carbon Black Sportback has an unmistakably aggressive presence, with extensive dry carbon-fibre aerodynamics, Satin Bronze forged wheels and a purposeful lowered stance. Its desirable factory specification includes RS Carbon-Fibre Lightweight Bucket Seats, a Panoramic Glass Sunroof and extensive Carbon Black equipment. Its sole owner commissioned £28,600 of professionally installed modifications and XPEL protection, bringing the original £71,500 Audi factory build to a combined investment of £100,100. With just 6,000 miles, dyno-proven 523PS and 650Nm, and full-body protection from new, it offers the next owner a comprehensively developed RS3 without commissioning the transformation themselves.

 

The First Audi RS3 8.5Y Tuned by MRC. This was the first facelift RS3 to receive MRC Tuning’s Stage 2 calibration, individually developed and refined on the vehicle. Delivering an additional 123PS and 150Nm over standard, the conversion features a Milltek turbo-back valved exhaust with high-flow downpipe, Forge Race intercooler, carbon-fibre intake and enlarged turbo inlet. A resonated exhaust centre section balances the enhanced five-cylinder soundtrack with everyday usability. MRC’s development and dyno results are documented and featured on its website, providing valuable insight into the work behind the performance figures.

A Chassis Developed to Match the Performance. KW Variant 3 coilovers provide independently adjustable rebound and compression damping, allowing the ride and handling to be tailored to individual preference. Satin Bronze 19-inch WheelForce Race One fully forged wheels and Michelin Pilot Sport 4S tyres complete a carefully selected chassis package that complements the increased engine output.

Carbon Black Specification, Taken Further. The factory Carbon Black model brings extensive carbon-fibre exterior, interior and engine-compartment detailing, complemented by £9,700 of factory optional extras and Carbon Black equipment. Matrix LED headlights, RS Head-Up Display, SONOS 3D audio and Advanced Comfort Key provide everyday comfort and convenience. Beyond the factory specification, a £5,600 Automotive Passion dry carbon-fibre aerodynamic package adds a full grille surround, front splitter, canards, side skirts and rear diffuser, giving this RS3 a distinctive appearance beyond its already purposeful factory design.

Protected from New, Including the Carbon Fibre. The £6,500 XPEL Gloss Paint Protection Film package covers the original Kemora Grey Metallic bodywork, with bespoke protection extending to the aftermarket Automotive Passion carbon-fibre components. Tinted film also protects the headlights and taillights. Installed from new, the package helps preserve the original factory finish and expensive exterior enhancements against stone chips, road debris and everyday wear.

One Enthusiast Owner. Originality Independently Verified. Its sole owner personally commissioned the performance, styling and protection upgrades. Audi-grade diagnostics verify the genuine mileage and confirm zero recorded Launch Control activations since new. Paint-depth readings verify the original factory paintwork, whilst modifications are individually inspected for installation, component integrity and presence against the advertised specification. These checks provide meaningful reassurance when purchasing a modified performance car.

Documented Specialist Maintenance from New. Power Developments replaced the NGK Racing spark plugs in December 2025, followed by MRC’s Stage 2 installation, dyno testing and engine service in January 2026 at 2,269 miles. A further engine service followed at Power Developments in August 2026 at 4,620 miles, providing a documented account of the vehicle’s development and maintenance.

Fully Detailed. Prepared Without Compromise. Automotive Addiction’s 100-Hour Pre-Sale Preparation Process incorporates Audi-grade diagnostics, a 260-point mechanical inspection and road test, a 150-point visual assessment, paint-depth verification and history checks. Professional in-house detailing has been completed, including thorough decontamination of the XPEL-protected bodywork and careful treatment of the carbon-fibre components and interior. This preparation, valued at £1,500, is included without additional charge.

A Complete Build, Ready for Its Next Owner. This RS3 combines individually developed MRC performance, carefully selected supporting upgrades, desirable factory equipment and extensive protection from new. Its single ownership, documented specialist history, verified originality and completed preparation provide the reassurance to match its performance and appearance. Explore the gallery and supporting records, then contact Automotive Addiction to arrange a showroom appointment, discuss part exchange or request tailored finance.

Specialist performance cars sourced with care, inspected with precision and prepared without compromise. The Difference is in our Detail.

The Automotive Addiction Difference

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Featured Cars In-Stock

DEALER SERVICES

Paint Protection

Protect your vehicle’s pristine paint finish with a choice of pre-collection protection treatments: liquid ceramic coating and durable paint protection film

Security

Keep thieves at bay and your new purchase safe and secure with professionally installed TASSA-approved immobilisation and thatcham-approved tracking systems