Upgrade to the BlackBoost Upgraded Throttle Body Coupler Kit today and experience the ultimate in reliability, performance, and style.
Upgrade to the BlackBoost Upgraded Throttle Body Coupler Kit today and experience the ultimate in reliability, performance, and style.
Fits all 4.0L M176, M177 and M178 Engines. Achieve that "blow off sound" people are fond of on turbocharged vehicles!
Designed to handle continuous temperatures up to 1,800°F
Pairs with all types of coolant to increase heat transfer and decrease engine temps.
Sold in a black powdercoated finish.
2X Entries Into Our F80 M3 Sweepstakes
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Simple bolt on solution for attaining the "blow-off" sound that many people are fond of on turbocharged vehicles.
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
High performance coolant conditioner
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Unleash the hidden power in your vehicle to get instant feedback & response!
Designed to handle continuous temperatures up to 1,200°F
Secures items under the hood and resists rust
Service kit for FMDv004
This product was last offered at the strikethrough price on
09-18-2026