F Chassis N55 BMW JB4 Tuner Choose your vehicle:JB4_F10_A We suggest using the Tial

We suggest using the Tial BLACK (6psi) spring based on our testing

these kits will be built after the order is placed and will ship in 5-7 business days

• Infiniti Q60 2014-2016

• Provides additional tuning flexibility

The JB4 tuner installs between your car's sensors and its DME/ECU (computer) and manipulates vehicle performance through these connections making your vehicle much faster

F Chassis N55 BMW JB4 Tuner Choose your vehicle:JB4_F10_A We suggest using the TialPower gains of up to 80HP on a stock vehicle without the risks of flashing! Ready to take your F chassis N55 BMW to the next level? How about up to 60hp to the wheels (80hp 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