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Ships within 48 hours · Estimated delivery Sep 25 - Sep 30
- 70mm diameter
- BMW G80 M3 Saloon (2021+)- BMW G80 M3 Competition Saloon (2021+)- BMW G81 M3 Touring (2023+)- BMW G81 M3 Competition Touring (2023+)- BMW G82 M4 Coupe (2021+)- BMW G82 M4 Competition Coupe (2021+)- BMW G83 M4 Convertible (2021+)- BMW G83 M4 Competition Convertible (2021+)- BMW F90 M5 Saloon (2018+)- BMW F90 M5 Competition Saloon (2018+)- BMW F91 M8 Gran Coupe (2019+)- BMW F91 M8 Competition Gran Coupe (2019+)- BMW F92 M8 Coupe (2019+)- BMW F92 M8 Competition Coupe (2019+)- BMW F93 M8 Convertible (2019+)- BMW F93 M8 Competition Convertible (2019+)
Installation Tips:
Designed for a precise fit on the M3 and M4 models
Forge Motorsports' lifetime warranty
Burger Motorsports BMW M3/M4 S58 JB4 Tuner (G80/G81/G82/G83) F87 - 70mm diameterThe 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 installs and removes easily and includes many unique features not found in any other tune including user adjustable 1st and 2nd gear boost limiting, smartphone integration, electronic wastegate control, ethanol fuel support, and built in advanced CANbus based diagnostic tools. Installation is easy and
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