These cutouts are to be used manually only! These will require a switch/solenoid to operate manually. Great for cars that come with active exhaust systems that your trying to go larger diameter exhaust
These valves are normally CLOSED, and open under vacuum
slip fit inlet and outlet makes for easy welding.
This listing is for the valve only!
Notice: Valves may have slight exhaust leak. the majority of our cusotmers say they dont notice a leak, but it could occur depending on how restrictive your exhaust is
Buyer assumes all responsibility for local laws and regulations. These are intended for off road use only