Blow off valves (BOV)

Turbonetics Duo-35 bov, polished

$233.00  $218.99
Save: 6%
This exclusive blow-off valve features a dual cross tunnel discharge system with various discharge designs. You can use one or two horns to vent the... more info

Turbonetics Godzilla BOV

$486.00  $327.49
Save: 33%
The most amazing sounding blow off valve on the planet! THis is used on the Bisimoto IROC and 50th Anniversary Hotwheels Porsches, the Bisimoto... more info

Upgraded Diverter Valve for 996TT

The factory 911TT/996TT diverter valves are prone to premature failure. Upgrade to the high performance units proven in the Bisimoto 609HP, which fit... more info