JB4 enclosure — select Billet, All Weather or N54 High Temp

Protection for a JB4 or Stage 1 module

This replacement enclosure houses and protects the electronics from heat, moisture, dust and everyday wear according to the enclosure type. It is a case only, not a tuner or electronic module; check the size and mounting points on your device.

Select the enclosure type

Options are new CNC Billet, cosmetically scratched/blemished Billet, plastic All Weather for F/G Chassis applications and High Temp plastic for N54 BMW E-Chassis. The blemished version may have cosmetic marks. Choose the enclosure that matches your JB4/Stage 1 unit.

Compatibility

Confirm enclosure model, mounting points and tuner platform before ordering. This listing includes only the selected enclosure.