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Up for sale isan adjustable Dual Port Blow Off Valve,brand new in box available as shown on the picture. These units are fully customize-able and are 3-in-1 in terms of functionality. They could be run as:- Fully venting off to atmosphere Fully recirculating like a diverter valve, except still make the sweet BOV sound (a.k.aPlumBack)
- Half & Half (a.k.a50/50)
The kit comes with adirect bolt onfitflange adapter (i.e. plug and play, no welding required) for the following vehicle makes & models:
Mazdaspeed 3 2007-2013
Mazdaspeed 3 2010-2013 BL series,butwill require an aftermarket airbox to have room for the BOV to fit too.
Mazdaspeed 6 2006-2007
Mazda CX7 2.3L 2006-2012
These units are also adjustable by twisting the top cap clock-wise, and counter clock-wise to control the degree of vent off for fine tuning and getting the most out of the BOV based on any individual's preference.