HKS Version IV Super Sequential Blow Off Valve

Super SQV 4 features include a nickel-plated, die-cast metal secondary valve, which is swaged to the primary valve, a stainless steel C-Clip and O-ring to increase sealing and durability. To assure...

Silicone Transition 1.75" - 2.50"

4 Layer Fiberglass reinforced silicone.  This is the highest quality silicone coupler you can buy.  1.75" to 2.50" transition 4.00" long This fits the Evolution 8/9/10 factory turbo outlet.

TiAL Q 50mm Blow Off Valve

For use on turbo-charged and super-charged applications. The body and all internal components are CNC-machined from 6061 aluminum alloy. It features a large 1.98 in (50.5mm) valve; we believe this is...

Turbo XS BLOW OFF VALVE TYPE H-RFL

With new and improved styling, the BOV-H-RFL remains true to it's roots - it's still really f'n loud! Like all our valves, the RFL relieves compressor pressure surge caused by changing gears or...