Perrin Turbo Sump Restrictor Subaru WRX 2018-2026 / Forester XT 2017-2018 | PSP-ENG-630 EVO_2003-2005 the clamp bands and slits

the clamp bands and slits on the pipe ends offer additional reassurance when installing

5 to 3 turns

Use the supplied trim piece versus the factory piece you removed in the first step

Cruise the highway or hit the track with an MBRP Street Profile exhaust

Perrin Turbo Sump Restrictor Subaru WRX 2018-2026 / Forester XT 2017-2018 | PSP-ENG-630 EVO_2003-2005 the clamp bands and slitsFitment Information: 2018 2026 Subaru WRX 2017 2018 Subaru Forester XT 2019 2026 Subaru Ascent 2020 2024 Subaru Legacy XT 2020 2024 Subaru Outback XT Features: Many Subie owners experience a burning oil problem or blue smoke coming from their exhaust after installing aftermarket J Pipes or turboback exhaust systems. Installing these parts can cause a change in exhaust pressure, allowing engine oil to escape out of the turbo seals. This leaks into the