Keep your WMI system in top condition by filtering out potential contaminants before it becomes a problem
Keep your WMI system in top condition by filtering out potential contaminants before it becomes a problem
4AN T
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
Red High Temp Nylon Tubing, Quick-Connect Fittings
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!
Heavy-duty yet compact tank that is compact and flexible allowing for a wide range of mounting on any flat vertical surface in the trunk.
Enhances turbo response, increases airflow, reduces turbo lag, and provides a 26% increase in airflow!
2X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with secondary air injection only. CARB certified for sale in all 50 states.
Enhances turbo response, increases airflow, reduces turbo lag, and provides a 26% increase in airflow!
2X Entries For Our 25th Anniversary Sweepstakes!
For vehicles without secondary air injection only. CARB certified for sale in all 50 states.
Replaces the failure-prone factory diaphragm for rock-solid boost control
Engages water-methanol system at 35PSI Adjustable from 25-50psi
Includes 2.5 gallon tank, red high temp nylon tubing, and quick-connect fittings
Upgrade your factory boost hoses
Eliminate heat soak and unlock consistent power with HPA’s direct-fit MQB Performance Intercooler—featuring a 95% larger core, lower charge temps, and true OEM-style installation with zero modification required.
Quick connect union T-fitting for 1/4" Nylon