Collection: Blow Off Valves/ Waste Gates

Granatelli Motor Sports’ Blow Off Valves and Wastegates category highlights a focused lineup of universal turbo-control components engineered to stabilize boost pressure and protect high-performance engines. Product options like the 50MM Water-Cooled Diaphragm Wastegate (540202), the 60MM Piston-Actuated Wastegate (540260), and the Ultra High-Flow 50MM Blow Off Valve (540201), each designed to vent excess boost, prevent compressor surge, and keep turbochargers operating efficiently under load.

Why Blow Off Valves and Wastegates Matter for Turbo Performance

These components play a critical role in maintaining consistent power delivery, improving throttle response, and reducing stress on both the turbo and engine. When a wastegate sticks closed or a blow-off valve fails to open, the system can experience uncontrolled over-boost, turbo overspeed, or damaging pressure spikes. Issues that can lead to premature turbo failure or even catastrophic engine damage. By choosing durable, race-proven parts like the water-cooled diaphragm designs and high-flow BOVs featured here, you can be ensured that your turbo system stays reliable, responsive, and protected mile after mile.