2.5" to 3" Exhaust Adapter Flange Engine Management Set Alarms and Display Peak

Set Alarms and Display Peak Boost—Set the 24 green outer LEDs to flash based on boost pressure so you are alerted to an overboost condition

this design perfectly blends lightweight construction

Subaru WRX & STi 2008-2021

ABP shields come with anti-fog coating and are only available in FIA-approved colors

3-bolt flange so it bolts directly to your 3-bolt aftermarket header

2.5" to 3" Exhaust Adapter Flange Engine Management Set Alarms and Display PeakPLM 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