Our customer Tommy finished his ECU upgrade and left us this review on his Porsche Cayenne S performance: I must say I'm VERY pleasantly surprised.  I removed a sprint Booster that I had on the throttle...

The Bentley Continental GT is a beast with 560 bhp out of the 6.0L W12 engine.  Though the vehicle is near 2 tons, its torque, horsepower, and 10+ year eloquent design makes it a very sporty choice for a...

The Porsche Cayenne GTS is sportier big brother of the Cayenne S.  Coming with 20 more horsepower than the S (405bhp), the 4.8L DFI V8 is a load of fun to drive.  The Cayenne handles and brakes like a 911....

The new B58 turbo engine in the M240I can really get a boost from a ECU Tuning Box.  Our customer Jared shared with us his installation and photos which are really helpful.  The installation is very...