The JB1 is a true user adjustable plug and play solution for all VW MK6 Jetta GLI 2013.5 Gen3 JB1 VW MK6 Jetta/ B7 Passat Gen 3 EA888 1.8T. Power Gains: 55bhp and 64ft lb with 91-93 octane with + 3.50psi boost over stock on the default setting.

Up to 90bhp and 70ft-lb with bolt on modifications, higher octane and boost adjustment with the optional BMS Data Cable. All of this whilst keeping the engines stock fail safes in place.

Fuel economy during normal driving is unchanged. Compatible with all driving modes.

The unit can log boost the elevated boost on two sensors, ECU boost as well as the rail pressure.