Ignitions and Electrical› Computers, Chips, Modules and Programmers
Burger Motorsports
JB4 B58 Tuner
SKU: BMS-JB4-Gen1-Gen2-B58
Easy — 1–2 hours
Description
This tuner features a plug-and-play wiring harness for easy installation and removal. It provides advanced tuning capabilities, including on-the-fly map switching, boost-by-gear control, and fault code reading. Unlike ECU flash tuning, the JB4 does not require ECU unlocking and is compatible with locked ECUs.
Fitment
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Available on iOS & Android
Specifications
| Brand | Burger Motorsports |
| Part Number | BMS-JB4-Gen1-Gen2-B58 |
| Category | Ignitions and Electrical |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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