2.5" to 3" Exhaust Adapter Flange Engine Management but must be converted to

but must be converted to "true twin" operation

Whether you're a serious racer or a daily driver

Includes gaskets and hardware

then finished in a black anodizing

Powder coated mounting base and side mounts

2.5" to 3" Exhaust Adapter Flange Engine Management but must be converted toPLM 2. 5 to 3. 0" exhaust adapter flange is made for the Subarus with 2. 5" OEM sized downpipes to 3. 0" mid pipes and or cat back exhaust. This was designed to eliminate exhaust leaks that is typical with other designs. It consists of a 2. 5 machined lip flange which is inserted in the down pipe that will smoothly transition to a 3. 0" diameter, and then connect to your 3. 0 mid pipe kit or cat back exhaust system. For use with 2. 5" OEM sized