Keep the engine in your Cooper S breathing fresh air
Not For John Cooper Works Kit
Keep the engine in your Cooper S breathing fresh air
Not For John Cooper Works Kit
Water Methanol Tubing
Stencil to paint the Forge logo on your intercooler, or anything you want to say Forge!
This product was last offered at the strikethrough price on
08-29-2026
Keep your WMI system in top condition by filtering out potential contaminants before it becomes a problem
Used in several locations
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Rear position.
This product was last offered at the strikethrough price on
06-13-2026
Used most commonly on the air duct on the hood.
For the driver side manifold to horn inlet
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This product was last offered at the strikethrough price on
08-26-2026
Located on the throttle body housing mount
For vehicles with manual transmissions
Used most commonly on the crank case valve
Larger intercooler for the JCW GP edition
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This product was last offered at the strikethrough price on
05-02-2026
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
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.
Mounts to several locations
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Located on the intake manifold
Front position.
This product was last offered at the strikethrough price on
05-07-2026