Blox Racing Manual Boost Controller Black (BXAC-00600-BK) StillenShipping_150 the rear diffuser is available

the rear diffuser is available in either a matte or high-gloss finish to complement the twin centrally located tailpipes

Test-fitted on a dedicated G87 exhaust fixture for guaranteed fitment

with incredible results

25” Tailpipes

Blox Racing Manual Boost Controller Black (BXAC-00600-BK) StillenShipping_150 the rear diffuser is availableBLOX Racing offers a manual boost controller that rivals its electronic counterparts. Each controller is constructed out of billet aluminum and stainless steel components, and features a boost dial that is easy to adjust yet will not slip causing over boost conditions. Incorporated into the design is a lightweight ceramic ball that is more sensitive and reacts quicker during boost operation. The ceramic ball also contributes to fine and consistent