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.
Increase of +62 Horsepower, and +65 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
Brand:
ES#:
4730441
Mfg#:
05-420-00101-3KT
Ships in 1 Business Day
ON SALE!
SAVE 15%
$999.00
This product was last offered at the strikethrough price on 09-01-2026
Increase of +90 Horsepower, and +90 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters!
Brand:
ES#:
4730442
Mfg#:
05-420-00102-4KT
Ships in 1 Business Day
ON SALE!
SAVE 15%
$1099.00
This product was last offered at the strikethrough price on 09-01-2026
Add power and performance with special software upgrades from recognized tuning leaders like APR, Cobb, and Malone. Let our trained support staff show you how to pick the performance software upgrade that suits your driving preferences and budget.
Lifetime Replacement
