Jb4 Bmw B58

The JB4 is the most advanced and highly featured tuning system available for your B48/B58 GEN3 powered vehicle. Power gains are up to 100whp to the wheels (125hp crank) on a completely stock car on 93 octane, and even higher with ethanol fuel mixed in! Technical Topics B58 6-Cylinder Turbo Engine / Drivetrain / Exhaust Modifications Ultimate b58/b48 jb4 guide and log review (v1) Thread Tools Bookmarks twitter Facebook Digg Google StumbleUpon del.icio.us My Yahoo!

Product Details: BMS JB4 for BMW GEN1 & GEN2 B58 Overview: Power gains of up to 120whp and 120wtq. on a stock vehicle without the risks of flashing! The JB4 is the most advanced and highly featured tuning system available for your B58 powered BMW. The JB4 is a powerful and versatile tuning system designed for BMW vehicles with GEN1 and GEN2 B58 engines.

It delivers impressive power gains, adding up to 120 wheel horsepower (approximately 140hp at the crank) on a stock engine with pump gas. JB4 tuning system boosts your BMW B58 up to 120hp with plug & play install, in-dash map switching, data logging, boost control & more for ultimate performance! BMW Z4 2019-Present G29 B58 BMW Z4 M40i 2019-Present G29 B46 B48 BMW Z4 30i and Z4 20i What is a JB4? The JB4 is a plug & play tune available for turbocharged vehicles.

The JB4 tuner installs between your car's sensors and the DME/ECU (computer) and manipulates vehicle performance through these connections making your vehicle much faster. BMS BMW B38/B46/B48/B58 JB4 Tuning Box The JB4 is the most advanced and highly featured tuning system available for your B58 and B48 vehicle. Power gains are up to 80hp to the wheels (100hp crank) on a completely stock car on pump gas for a B58, and up to 40hp to the wheels (55hp crank) for a B48, gains with bolt-on parts, higher octane, E85 mixtures, and larger turbos are even higher.

The JB4. The JB4 is the most advanced and highly featured tuning system available for your B58 powered BMW. Power gains are up to 120hp to the wheels (140hp crank) on a completely stock B58 engine on pump gas, gains with bolt-on parts, higher octane, E85 mixtures, and larger turbos are even higher.

The JB4 is the most advanced and highly featured tuning system available for your B58 powered BMW. Power gains are up to 60hp to the wheels (80hp crank) on a completely stock B58 engine on pump gas. JB4_B58 is CARB Approved Under Executive Order (EO) No.D-744-4 for all 2016-2018 BMW 230i, 330i, 430i, 530i, 340i, 440i, 740i, M240i, and X1 applications.

Wirelessly connect the JB4 to your Bluetooth 4.0 compatible iOS and Android device via the JB4 Mobile connect kit, or to your Windows laptop with the BMS data cable.