Lifetime high-flow air filter that's a direct replacement
Not For John Cooper Works Kit
Lifetime high-flow air filter that's a direct replacement
Not For John Cooper Works Kit
Snow Performance Hyper-Sonic water-methanol injection nozzle
For the driver side manifold to horn inlet
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
11-03-2026
Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
For most JB4 applications.
Connects from past the airbox to the throttle body
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Replace your dull, black, dry-rotted intercooler boots
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.
1/4" tee fitting for water/methanol lines
Used on the JCW factory tube intake
For John Cooper Works kit
Restore your boost in your system
Located on the back side
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
11-03-2026
For the driver side manifold to horn inlet
This product was last offered at the strikethrough price on
06-28-2026
Used to hold the intercooler cover plate
Mounts and holds the boot to the intercooler and air duct
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
11-03-2026
Located on top of the Cooper S intercooler
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
11-03-2026
Used on the cold Air Intake Housing Bottom