



Standard Features
C5 is a “Bottom Breather”. Incoming airflow is drawn in from under the car, rather than through a large grille opening as in later models. This requires a different approach as to how to get adequate airflow through the intercooler.
Enclosure available separately
Discounted price good only when purchased with intercooler
The 52MM Big Bubba looks like our standard 38MM valve on steroids. The huge bore allows the piston to react to boost and vacuum changes much more quickly as well as increasing the airflow capacity exponentially.
We recommend this valve for our highest horsepower street and race application.
Standard featureOur Blowoff Valves are manufactured by Turbosmart of Australia specifically for A&A under a Private Label agreement.
The Race Port is famous for being an amazingly small and light BOV for supercharged competition level engines. Featuring our unique collar design and internal flow structures, it is 50% lighter and 25% smaller than the competition while flowing 330 CFM - making it the highest flowing BOV of its type on the market.
Made specifically for A&A by Turbosmart, this is our quietest valve and recommended only for stock vehicles making less than 600 RWHP. Includes a 2” aluminum nipple with a hose bead that is V Band clamped to the valve.