APR Stage 1 ECU Upgrade The APR Stage 1 ECU Upgrade is the first step towards making more power! This simple upgrade requires no engine hardware m...View full details
APR’s ECU Upgrades are the best dollar-per-horsepower modification one can make to your engine. The upgrades dramatically increase horsepower and torque, making for an exceptionally quicker and more exciting vehicle. This is made possible through APR’s optimization of the factory engine management system to take full advantage of the engine’s capabilities, without needing any end user adjustment. The software loads to the factory ECU through the OBD-II port, resulting in a clean and headache-free install.