Get that "blow-off" sound that many people are fond of on turbocharged vehicles! 100% Bolt-On Solution
Get that "blow-off" sound that many people are fond of on turbocharged vehicles! 100% Bolt-On Solution
Fits all 4.0L M176, M177 and M178 Engines. Achieve that "blow off sound" people are fond of on turbocharged vehicles!
Fits all M176, M177 & M178 Engines
Could be the cause to your check engine light
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
11-11-2026
Adds the distinctive turbo blow off sound by venting boost pressure to the atmosphere on M177, M178, and M276 powered AMG models.
Upgraded blow off valves for M177 and M178 AMG engines, providing reliable boost sealing, improved throttle response, and turbocharger protection at high boost levels.
Achieve that iconic turbo blow off sound with precision machined adapters designed for seamless vent to atmosphere performance.