BMS JB4 Billet Aluminum Enclosure
Rugged, Fortified JB4 Protection
Our most protective case in the JB4 line-up. The sleek, stylish JB4 billet aluminum enclosure withstands drops, shocks and bumps while protecting electronics from dirt and water. CNC machined with a rubber sealing ring. Ideal for all-weather F and G chassis BMW and other JB4 applications. Compatible with all BMS JB4 & Stage 1 tuners. Made in USA.
VersionĀ 2 case bolts are M3x.5 and use a 2.5mm Allen wrench.Ā
Version 1Ā case bolts are 6-32 x 5/8" and use 7/64"Ā Allen wrench.
Compatible with all JB4 & BMS Stage 1 tuners.
Ā
Product Information
Product Information
Shipping & Returns
Shipping & Returns



BMS JB4 Billet Aluminum Enclosure
BMS JB4 Billet Aluminum Enclosure
Rugged, Fortified JB4 Protection
Our most protective case in the JB4 line-up. The sleek, stylish JB4 billet aluminum enclosure withstands drops, shocks and bumps while protecting electronics from dirt and water. CNC machined with a rubber sealing ring. Ideal for all-weather F and G chassis BMW and other JB4 applications. Compatible with all BMS JB4 & Stage 1 tuners. Made in USA.
VersionĀ 2 case bolts are M3x.5 and use a 2.5mm Allen wrench.Ā
Version 1Ā case bolts are 6-32 x 5/8" and use 7/64"Ā Allen wrench.
Compatible with all JB4 & BMS Stage 1 tuners.
Ā
Original: $69.50
-65%$69.50
$24.32Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Rugged, Fortified JB4 Protection
Our most protective case in the JB4 line-up. The sleek, stylish JB4 billet aluminum enclosure withstands drops, shocks and bumps while protecting electronics from dirt and water. CNC machined with a rubber sealing ring. Ideal for all-weather F and G chassis BMW and other JB4 applications. Compatible with all BMS JB4 & Stage 1 tuners. Made in USA.
VersionĀ 2 case bolts are M3x.5 and use a 2.5mm Allen wrench.Ā
Version 1Ā case bolts are 6-32 x 5/8" and use 7/64"Ā Allen wrench.
Compatible with all JB4 & BMS Stage 1 tuners.
Ā
















