2015 Audi RS3 Sportback 2.5 TFSI Quattro S Tronic | Stage 1 420bhp | 15k+ Invested | Stage 2 Ready Reluctantly selling due to an overseas move. Owned since August 2024 (4th owner). Genuine enthusiast-owned example with over 15,000 invested in maintenance, preventative repairs, OEM parts and performance upgrades. Approximately 87k miles, MOT until November 2026, 2 keys, supporting invoices available. Finished in Daytona Grey Pearl with Panoramic Roof, Bang & Olufsen Sound System, Black Super Sport Seats, Carbon Interior Trim, Audi Rubber Mats, Wireless Apple CarPlay and Ghost Immobiliser. Currently running approximately 420bhp Stage 1 and is effectively Stage 2 ready, with supporting hardware already fitted. All major work carried out by Zak at Synergy Supercars, respected VAG specialist and former Porsche technician. Mechanical & Maintenance Investment (4,000+) - Major service (oil, filters & plugs) - DSG gearbox oil & filter service - Haldex service + pump removed, cleaned & resealed - Brake fluid service - Rear discs, pads & sensors replaced - Front lower arms & ball joints replaced - Lower engine mount replaced - Auxiliary belt replaced - Oil leak diagnosis & repair - All 20 valve stem seals replaced - Compression test completed with excellent readings - New battery fitted - Michelin Pilot Sport 4S tyres fitted Performance & Upgrade Investment (6,000+) - Stage 1 ECU calibration (~420bhp) - Performance intercooler (800+) - Primary decat downpipe (500+) - Turbo inlet, outlet & elbow upgrades (500+) - Performance intake (500+) - Blow-off valve (250+) - Upgraded boost hoses (200+) - EBC Yellowstuff pads (250+) - Ghost Immobiliser (500+) - Wireless Apple CarPlay (300+) - Emerald Struts auto boot system (150+) - Custom carbon steering wheel with LED shift lights (540+) -Carbon interior trim upgrades (150+) Included OEM Parts & Extras (2,000+) - Original intake components - Original lighting components - Original trim pieces - Original steering wheel -Original paddle shifters - Additional OEM parts removed during upgrades Further spare parts available by separate negotiation This is not a cheaply modified RS3. The focus has always been reliability first and performance second. I've spent far more than I'll ever recover making the car exactly how I wanted it. If I wasn't relocating abroad, the next step would have been a Stage 2 calibration as all supporting hardware is already fitted.