A true plug and play tune offering safe and adjustable
25-40 Horsepower gains at the wheels!
Burger Motorsports JB+ Quick Install Tuner – BMW N54 Engine Cars
At the default setting of +3psi average increases are 30hp and 40tq to the wheels. For those looking to take things to the max up to +4psi can be quickly dialed in! Does not trigger codes and does not require entering the ECU area for installation. Can be installed and removed in minutes without any tools. Compatible with all ECU versions and transmissions for the 2006-2010 BMW 335i, 335xi, 135i, 535i, Z4 and Z6 N54 Twin Turbo. Also compatible with 2011-2012 N54 335is models.