MBRP Axle Back Exhaust 2.5in Dual Split Rear Exit w/ 3.5" Tips T304 Subaru WRX / STI 2015-2021 vendor_TiALSport The GrimmSpeed Electronic Boost Control

The GrimmSpeed Electronic Boost Control Solenoid is designed to work with your factory computer (requires tuning)

The backplates are precision-cut to fit your brake caliper and minimize dust production perfectly

no oil pan

* Throw-out Bearing (when applicable)

MBRP Axle Back Exhaust 2.5in Dual Split Rear Exit w/ 3.5" Tips T304 Subaru WRX / STI 2015-2021 vendor_TiALSport The GrimmSpeed Electronic Boost ControlPart #: S4801304 MBRP Axle Back Performance Exhaust for Subaru WRX2. 0L, Subaru WRX STI 2. 5L Models. 2. 5" Axle Back, Dual Split Rear Exit, T304 Stainless Steel, Street Version and single wall T304 exhaust polished tips. Enhanced Sound and Tone of Boxer engine T304 Stainless Steel PRO Series 2. 5 Mandrel bent Tubing and unique routing design Introducing the all new Axle Back exhaust system for the Subaru WRX 2. 0L and the Subaru WRX STI 2. 5L by