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.
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.
Intuitive drain solution for most catch can applications
M20 X 1.5 /10AN
Increase power by containing exhaust heat
Increase power by containing exhaust heat - Tan
Water Methanol Tubing
Secure stainless steel zip ties with ease!
Designed to handle temperatures up to 2800�F
Increase power by containing exhaust heat - Black
Keep your WMI system in top condition by filtering out potential contaminants before it becomes a problem
Secure the exhaust wrap with stainless steel ties
Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
For most JB4 applications.
This product was last offered at the strikethrough price on
05-02-2026
Great for when more fuel is needed in a custom fueling application
10X Entries For Our 25th Anniversary Sweepstakes!
Stage 2 ECU tune that requires an upgraded downpipe to deliver 337-377 horsepower and 410-456 lb-ft of torque for Audi B9 Q5 2.0T models directly from your smartphone.
5X Entries For Our 25th Anniversary Sweepstakes!
Compatible with 2017-2020 model years only, and is incompatible with the new 2021+ ECU variations