APR - Performance ECU Software - 1.8T EA113 (B5) BMW M3 E9X Also used on Grand AM

Also used on Grand AM prepared E92 M3 race cars

Replacement filter for P-Flo Kit number: 65

The kit is further complemented with stainless steel bleeder valves

Multiple-piece design

APR - Performance ECU Software - 1.8T EA113 (B5) BMW M3 E9X Also used on Grand AMAPR's ECU Upgrades are the best dollar per horsepower modification one can make to improve engine performance. 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 ECU Upgrades are available with