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.
Unleash the potential of your build with the Pro version, adding Stage 2 support and aggressive features and high-torque files.
5X Entries For Our 25th Anniversary Sweepstakes!
Features CAN-Bus connectivity for more advanced tuning — gain up to 30whp and 45lb-ft. of torque
Not for sale or use in the state of California. Fits 190hp models only
Increase of +40 Horsepower, and +25 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
Higher peak figures of 306 HP with 376 FT-LBS of torque - *with APR PLUS limited powertrain warranty*
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes! This upgrade must be performed at ECS Tuning's facility in Ohio.
Brand:
ES#:
3690535
Mfg#:
B9A420TSTG1KT1
Ships in 1-2 days
ON SALE!
SAVE 10%
$1099.99
This product was last offered at the strikethrough price on 07-31-2026
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Lifetime Replacement
