Ignitions and Electrical› Computers, Chips, Modules and Programmers
Burger
JB4 Plug-and-Play Performance Tuner
SKU: Kia V4 3.5T Harness + PRO BT Adapter
Easy — 1–2 hours
Description
Unlike basic tuning boxes, the JB4 features a programmable CANbus system, upgradable firmware, and data logging capabilities. It can read and delete fault codes and includes safety features like temperature monitoring and overboost protection.
Fitment
Fitment Guaranteed
Don’t gamble
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 | Kia V4 3.5T Harness + PRO BT Adapter |
| 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.
View Full Return Policy