R53 Unichip Performace Tune - 'Piggyback' software module Adds up to 17hp & 10ft-lb with no-bolt"s , up to 33hp & 32ft-lb with undersize pulley & intake Easily plugs into the stock ECU & ECU harness in minutes , no programming necessary . Realizes the full potential of Aftermarket add-on's like Cold-Air-Intakes & exhaust systems , as each kit comes pre-mapped for the exact set-up of each car or truck. No end-user tuning necessary , just plug the kit into the car & you're ready to go. Easily upgradeable for future add-on's. Each kit comes with two maps : a low octane performance map & a high octane performance map, switchable from within the vehicle. Fully tuneable by a Unichip Custom Tuner for customized add-on's . This basically means that the Engine Management System in your ride is now as tuner friendly as the most advanced Standalone systems in the world , without sacrificing any of the factory features. This feature is unmatched by any reflash-tuning or other similar product. Plug 'n Play harnesses are fully Flux capable - purchase Flux when you purchase the Plug 'n Play kit or upgrade later - Flux simply plugs into the Unichip Plug 'n Play harness. Plug 'n Play kits are removed from the vehicle in minutes , returning the vehicle to stock tuning , without leaving a footprint of ever having been modified (a feature which reflash-tuning cannot match). http://www.unichip.us/vehicle/vehicles/3258-2004-Mini-Cooper-S List Date: 7/30/2013 For more info, click here to view the original listing: R53 Unichip Performace Tune - 'Piggyback' software module -------------------------------------- Item Has Been Sold. --------------------------------------