Ignitions and Electrical› Computers, Chips, Modules and Programmers
Burger
JB4 Performance Tuner
SKU: JB4-CADILLAC
Easy — 1–2 hours
Description
This tuner features full CANbus integration, allowing it to read critical engine data in real-time for precise adjustments. It includes multiple maps for various octane levels and fuel types, boost-by-gear control, and the ability to read and delete fault codes. The JB4 is built with a billet aluminum enclosure and is backed by a 5-year warranty.
Fitment
Fitment Guaranteed
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on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Burger |
| Part Number | JB4-CADILLAC |
| 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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