2.5" to 3" Exhaust Adapter Flange Vesta Helmet - Yellow visors are often

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2.5" to 3" Exhaust Adapter Flange Vesta Helmet - Yellow visors are oftenPLM 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