Remark R1-Spec Full Titanium Catback Exhaust w/ Resonator 2015-2021 WRX / 2015-2021 STI Injen-InStock Perrin Performance focuses on delivering

Perrin Performance focuses on delivering parts that enhance both reliability and performance

Multi-layered steel construction

Verify Compatibility: Confirm fitment for your specific year and trim level of WRX Sedan

Upgrade your 2005-2009 Subaru Legacy Sedan with H&R Raising Springs for improved ground clearance and a commanding road view

but optimized for improved exhaust flow and throttle response

Remark R1-Spec Full Titanium Catback Exhaust w/ Resonator 2015-2021 WRX / 2015-2021 STI Injen-InStock Perrin Performance focuses on deliveringDeveloped for those seeking a light weight high flow single exit exhaust system. This full Titanium system only weighs 17lbs (w resonator), which is ~22lbs. lighter than the OE exhaust. The R1 Spec features 3. 0" mandrel bent piping, high flow straight through muffler, and 4. 5" slant cut tip. The piping layout favors an optimal flow path to reduce the amount of restriction. Available with or without a resonator located on the midpipe. Select the