Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
For use in setups where charge pipe injection is being utilized.
Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
For use in setups where charge pipe injection is being utilized.
High flow WMI solenoid with inline 40 micron filter
Reduce intake manifold heat transfer with this spacer from Evolution of Speed!
Guides cool air to the intake air box.
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-25-2026
Protect your engine, improve performance
Replacement WMI Water Injection Hose
1/4" tee fitting for water/methanol lines
Blasting material used for the carbon build up on the intake
15 PSI
Push past the factory boost limits without paying the "BMW tax." Ensure accurate boost readings and safe fueling up to 36 PSI with this Bremmen Parts 3.5 Bar sensor and Plug and Play adapter kit.
10X Entries For Our 25th Anniversary Sweepstakes!
Gasket in between upper and lower intake hoses
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
03-04-2026
Ditch that stock, restrictive air box!
2X Entries For Our 25th Anniversary Sweepstakes!
Higher flow, higher performance - washable and reuseable!
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
01-28-2026
Keep your CAI from heat soaking with this thermal wrap kit, 36" X 14"
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-25-2026
Adjustable (1-15 PSI) to engage at the appropriate amount of boost pressure for your application.
Control heat and dress up your engine bay