Description
Power gains of up to 130hp on a stock vehicle without the risks of flashing! The JB4 is the most advanced and highly featured tuning system available for your B58 GEN3 powered vehicle.
JB4 for BMW B48/B58 GEN3 BETA
924,00 €
Power gains of up to 130hp on a stock vehicle without the risks of flashing! The JB4 is the most advanced and highly featured tuning system available for your B58 GEN3 powered vehicle.
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