JB4PRO for 2025+ C8 Chevrolet Corvette ZR1 LT7 - Burger Tuning Xterra and precision
USD725.50
USD761.50
Pay in 4 interest-free payments of $181.38 Learn more
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
Live Spec
JB4PRO for 2025+ C8 Chevrolet Corvette ZR1 LT7 - Burger Tuning Xterra and precisionPower gains of up to 100whp peak and 220whp under the curve! JB4 is finally here for your C8 ZR1 Corvette! Featuring our latest JB4PRO hardware this system attaches to easy to reach connections in the engine bay, as well as your OBDII port, to retune the LT7 for higher power and torque levels. By intercepting and altering specific sensor signals dynamically the JB4 can safely reshape your boost, timing, and AFR profiles without having to unlock the
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