JB4 Performance Tuner - $340 (Gibsonia)

condition: like new

make / manufacturer: Burger Tuning JB4

model name / number: JB4 for B58 engine

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Like New plug and play JB4 performance tuner.
Get Power gains of up to 120HP & 120 Torque to the wheel on a stock B58 without the risks of flashing!
For BMW 6 cylinder B58 engines.

BMW B38/B46/B48/B58 JB4 Tuner Gen 2.
https://burgertuning.com/products/gen1-gen2-b58-bmw-jb4?variant=47624687157422

Car was sold, Tuner was only used briefly.

post id: 7952715248

posted: 2026-08-10 13:30

updated: 2026-09-08 06:05

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JB4 Performance Tuner - auto parts - by owner - vehicle automotive...

Like New plug and play JB4 performance tuner. Get Power gains of up to 120HP & 120 Torque to the wheel on a stock B58 without the risks of flashing! For BMW 6 cylinder B58 engines. BMW...