For Sale: Audi S5 B8.5 - Stage 1 Remapped to 450BHP Up for sale is my cherished 2015 Audi S5 B8.5 (Custom plate to be swapped on purchase), which I've proudly owned for the past 3 years. This car is a true all-rounder - combining everyday comfort with thrilling performance. Powered by Audi's solid 3.0 TFSI V6, this S5 has had a professional Stage 1 ECU remap alongside a TCU (gearbox) remap, producing a sharp, responsive 450BHP. It pulls strongly throughout the rev range while maintaining everyday drivability and OEM reliability. Key Features: 450BHP Stage 1 remap (ECU & TCU) 7-speed S-Tronic gearbox with faster shift response Quattro all-wheel drive Upgraded infotainment system - OEM-look touchscreen with wireless Android Auto (and wired Apple CarPlay compatible) Professionally installed for a clean, factory-style finish Full service history MOT valid to Jan 2026 Ownership Notes: Owned for 3 years, meticulously maintained Always warmed up before spirited driving Premium fuel only Smoke-free, pet-free HPI clear This S5 has been a joy to own - refined yet powerful, and enhanced with tasteful, functional upgrades. Selling due to a change in personal circumstances. Serious enquiries only please - no test pilots or time wasters. Ready to drive away. Viewings welcome.