BMW N20 & N26 JB4 Performance Tuner - 220i, 228i, 320i, 328i, 420i, 428i, 528i Vehicle:Electronic Wastegate **F10 and e9x N55 Chassis

**F10 and e9x N55 Chassis cannot fit both ignition kit and aftermarket manifold due to inlet location across the back of the engine

This becomes obvious when tuning the N20/N55 to increase boost with a Stage 1 tune and even more so with a Stage 2+ tune

top end boost and performance

4L BMW F13 650iX N63/TU 4

BMW N20 & N26 JB4 Performance Tuner - 220i, 228i, 320i, 328i, 420i, 428i, 528i Vehicle:Electronic Wastegate **F10 and e9x N55 ChassisReady to take your BMW N20 turbo to the next level? How about up to 50hp to the wheels (65hp crank) on a completely stock car or up to 100hp to the wheels (120hp crank) on a fully modified car? The JB4 features a simple plug and play installation harness for easy installation and includes many features not found on any other tune. Including the ability to enable disable the tuning from the driver's seat, gear dependent boost control to help with