You've got to love dump valves, the unmistakable woosh
is all you need to prove you've got top notch turbo power, With new and improved
styling, the BOV-RFL remains true to it's roots - it's still really f'n loud!
The science is that when you release the accelerator to
change gear there's a massive increase in back pressure that's going to give you
a big lag when you start the next gear.
Designed for high Performance, this Blow off Valve- Type H relieves compressor
pressure surge caused by changing gears or backing off the throttle quickly.
This valve is an extremely important part of any turbo system allowing quicker
turbo spool up between gear changes and greatly increasing the life of the
The BOV Type H provides greater venting flow than the Type S and is
designed for turbo charge engines running 10 to 25 psi boost. Each valve is
individually tested to hold 30 lbs. of boost. Sizing of the valve is based on
flow and not boost pressure
If you need to ask how loud it is, this valve is too loud
for you! Blow Off Valve Type H-RFL comes standard with both a mild steel and
aluminium weld-on adapters.