Billet Rocker Cover Breathers — Built for Boost & Breather Setups Tidy up your engine bay and simplify your catch can install with these Billet Rocker Cover Breathers. Designed as a direct replacement for the factory plastic units, these breathers are CNC-machined from aircraft-grade alloy and hard anodised in gold — giving your Subaru engine bay both form and function.
Each breather plate is threaded and supplied with both AN6 and AN8 fittings, so you're ready for whatever hose setup your breather system needs. Whether you're chasing a cleaner setup, better crankcase ventilation, or prepping for big boost, these are the no-fuss solution that should’ve come standard.
Kit Includes:
1x LH Billet Breather Plate
1x RH Billet Breather Plate
2x AN6 to AN6 Straight Adapters
2x AN6 to AN8 Step-Up Adapters
4x Viton O-Rings
Built to handle pressure. Designed to give you options.
