PERRIN Pulley Cover - Red (SHORT - For Use w/PERRIN AOS) - 2022-2026 Subaru WRX PDM_exhaust-headers-and-manifolds 5mm Bore 8

5mm Bore 8

Replacing just the inner without inspecting the outer is incomplete

The FA20 over-pipe is often overlooked in builds focused on the front pipe and cat-back

It is compatible with the factory airbox — no intake plumbing changes required

Reduces differential movement under acceleration and load transitions

PERRIN Pulley Cover - Red (SHORT - For Use w/PERRIN AOS) - 2022-2026 Subaru WRX PDM_exhaust-headers-and-manifolds 5mm Bore 8PERRIN 22 25 Subaru WRX Pulley Cover Red (SHORT For Use w PERRIN AOS) Air Freight Prohibited: false Not Carb Approved: false Ltl Freight Required: false Prop 65: Unknown Part Type: automotive Epa: N A Carb Acknowledgement Required: false Regular Stock: t