APR APR ECU Upgrade - 2.5T RS3/TTRS EVO $764.95 FREE installation on virtually all new ECU & TCU upgrade purchases! APR is pleased to present the ultimate engine control unit (ECU) upgrade for the 2.5T EA855 EVO (Gen 2) engine! APR’s ECU... Compare Add to Wishlist
APR APR ECU Upgrade - 3.0T TFSI - C7 A6/A7 - Simos 8.5 $659.95 APR is pleased to present the ultimate engine control unit (ECU) upgrade for the 3.0 TFSI! APR’s ECU Upgrades are the best dollar-per-horsepower modification one can make to the 3.0T engine. The... Compare Add to Wishlist
