Tial 50mm BOV is compared with the Synapse Synchronic SB001 BOV. Test vehicle is a Subaru WRX with Garrett GT30R, external wastegate and running 20 psi of boost.

Any turbo system adds a given amount of restriction to the engine's ability to breathe when off boost. What usually suffers is throttle response. Synchronic BOV helps improve throttle response when used properly.

Video of Synchronic Blow off valve on a turbo S2000 drive-by sounds of the BOV on car, and a comparison against another BOV.

After 2 years of dialing in his setup, Abel Ibarra's RX-8 will be hitting the track. The car's engine is a 1700 HP 3-rotor turbo engine on methanol. It has 3 Synchronic Wastegates.

Synapse Synchronic BOV is installed on a Comptech supercharged S2000 for testing. Results show that Synchronic is perfect for supercharge applications and significantly improves throttle response

Synchronic Blow-Off valve is shown and what comes in the retail box when you purchase one, flange options and which ports to use to set it up.

http://rotaryinsider.com Just installed my synchronic BOV. I have an air filter over the recirculation fitting. For full details, please see this thread: http://www.rx8club.com/showthread.php?t=122513

Synchronic Blow Off Valve on SRT-4. Replaced HKS for Synchronic.

This video shows what the Synchronic BOV sounds like on an Audi/VW 1.8T with a stock turbo. Anti-stall valve is installed. This is just a sound check.

Turbo Honda S2000 with a Synchronic BOV. You can hear the sound best on the dyno.