Perrin [15-21 WRX, 14-18 FXT] Turbo Sump Restrictor Porsche If no activation option is

If no activation option is selected

High quality with light weight

Do these mount without drilling into my frame

Choose Standard Version if you:

Perrin [15-21 WRX, 14-18 FXT] Turbo Sump Restrictor Porsche If no activation option isEliminate burning oil smells and blue exhaust smoke on your WRX with the PERRIN Turbo Sump Restrictor engineered for turbo back and Stage 2+ setups. Many WRX owners experience excessive oil vapor entering the turbo intake system during high performance driving, causing that familiar burning oil odor and blue smoke from the exhaust. The PERRIN Turbo Sump Restrictor is designed to fix these issues by limiting crankcase vapors from entering the turbo,