JB4 Tuner for 2018+ Jeep Wrangler & Cherokee 2.0L Turbo - Burger Tuning civic Wiring Guide for Universal harness

Wiring Guide for Universal harness

This results in increased horsepower and torque

With JB4 Mobile you can also datalog to your phone

• 2021-Present Mazda 3 SKYACTIV® 2

send us a picture of your engine bay with the stock intake removed to info@fuel-it

JB4 Tuner for 2018+ Jeep Wrangler & Cherokee 2.0L Turbo - Burger Tuning civic Wiring Guide for Universal harnessPower gains of up to 40hp to the wheels on a stock Jeep! The JB4 is the most advanced and highly featured tuning system for your 2018+ Jeep Wrangler Cherokee 2. 0L 4 cylinder Turbo. Power gains are up to 40hp to the wheels (55hp crank) on a completely stock car on pump gas. Gains with bolt on parts, higher octane, and larger turbos are even higher. Now includes the JB4PRO adapter and free app built in! The JB4 features a simple plug and play