APR is pleased to present the ultimate engine control unit (ECU) upgrade for the 2.5T S engine! APR’s ECU Upgrades are the best dollar-per-horsepower modification one can make to the 2.5T 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 […]

The ultimate DQ500 DSG / S Tronic transmission catch can and breather system is here! The factory transmission features a plastic breather system that allows for transmission fluid expansion and removal of gases. Unfortunately, this system easily becomes taxed, causing transmission fluid to spew all over the engine bay. The APR system fixes this problem […]

Dinan has a long and storied past when it comes to engine tuning having introduced our first engine performance chip in the mid 80’s — over 3 decades ago. From those early years with chips, followed by engine software and then to our own external control modules we have become experts in nearly every possible way to extract […]