Bmw G82 Jb4
By the Editorial Staff
March 16, 2026
The ultimate tune for your S58 powered G87 M2, G80 M3, and G82 M4, the JB4 allows you to go from factory stock to full race, and everywhere in between. Gains are 80whp/100wtq on pump gas and up to 150whp/175tq on higher octane or E85 mixtures. BMW M4 2021+ S58 G82 BMW M4 2021+ S58 G82 BMW M4 Competition What is a JB4? The JB4 is a plug-and-play tune available for turbocharged vehicles.
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. This Burger Motorsports S58 JB4 Performance Tuner (Mfg#S58JB4-G8X) fits BMW G80 S58 3.0L, BMW G82 S58 3.0L, BMW G83 S58 3.0L. BMW M4 2021+ S58 G82 BMW M4 2021+ S58 G82 BMW M4 Competition 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 its DME/ECU (computer) and manipulates vehicle performance through these connections making your vehicle much faster. Often imitated but never duplicated, the JB4 has been the gold standard in plug and play turbocharged performance tuning for over a decade. If your looking for S58 tuning for your G87 M2, G80 M3, or G82 M4, the JB4 is a perfect S58 engine tune Need Assistance?
Description Gains are 80whp/100wtq on pump gas and up to 150whp/175tq on higher octane or E85 mixtures. The ultimate tune for your S58 powered G87 M2, G80 M3, or G82 M4, the JB4 allows you to go from factory stock to full race and everywhere in between. The JB4 installs and removes easily and includes many unique featu.
JB4 Tuner with Bluetooth Adapter BMW 2021 - 2023 M2 M3 M4 G8X The ultimate tune for your S58 powered G87 M2, G80 M3, or G82 M4, the JB4 allows you to go from factory stock to full race and everywhere in between. In this episode of Manji TV, I'm excited to introduce you to a JB4 plug. The ultimate tune for your S58-powered G80 M3 and G82 M4, the JB4 allows you to go from factory stock to full race and everywhere in between.
The JB4. JB4 Tuner, Intakes, wheel spacers, ethanol content sensors, and accessories for the BMW G80 M3, BMW G82 G83 M4, and the BMW G87 M2!