Group 17: JB4 for VW EA888 Gen4 on MK8 VW GTI

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Group 17: JB4 for VW EA888 Gen4 on MK8 VW GTIJB4 Group 17: JB4 for VW EA888 Gen4 The JB4 is a true user adjustable plug and play performance tuner for all EA888 Gen4 based models in the Audi Group range with electric assist. Now includes the JB4PRO adapter and free app built in! The JB4 features CANbus connectivity for more advanced tuning, direct AFR control, advanced safety systems for boost, air fuel ratio, fuel trims, and engine knock, boost mapping by gear for improved traction, integrated

check sensor before ordering using sensor reference photo)

5"–3" clamps

• 2012-2013 N55 BMW F20 F21 M135 (JB4_PWG)

Each sold separately

5 Gallon (13

ignition advance

This is a complete low-Pressure Fuel Pump (LPFP) upgrade that replaces your stock LPFP assembly with a new E85 certified bucketless assembly

Replacement BMS_1053 Blue Oil intake filters are available here

• 2011+ Ford F150 2

B7 Audi A4/S4 ALL

higher power gains are possible

Demand S&B