Don't let weak and unresponsive factory gas pedal mapping ruin your driving experience!
Don't let weak and unresponsive factory gas pedal mapping ruin your driving experience!
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
Version 1.
Plug & play power — Gains starting at 25bhp/50lb-ft on a stock car!
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness molex pigtail.
Plug & play power — Gains starting at 25bhp/50lb-ft on a stock car!
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This product was last offered at the strikethrough price on
05-02-2026