MBRP Axle Back Exhaust 2.5in Dual Split Rear Exit w/ 3.5" Tips T304 Subaru WRX / STI 2015-2021 vendor_TiALSport * Throw-out Bearing (when applicable)

* Throw-out Bearing (when applicable)

Most titanium exhausts are extremely expensive

0mm thickness (

but the stock 2015 WRX liquid-to-liquid oil cooler cannot handle prolonged aggressive driving conditions

no oil pan

MBRP Axle Back Exhaust 2.5in Dual Split Rear Exit w/ 3.5" Tips T304 Subaru WRX / STI 2015-2021 vendor_TiALSport * Throw-out Bearing (when applicable)Part #: 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