DC Sports Muffler Delete System for the 15-20 Subaru WRX/STI is made from high quality, brushed, mandrel bent, 2.5” (63.5mm) T-304 Stainless Steel Piping. Matched with quad 3.5” tips, this system is designed to look good and sound even better! All DC Sports exhaust systems are made to bolt directly to all your OEM equipment with absolutely no modification needed, so installation is quick and easy.  

Install Guide:

  1. Locate a flat surface and place the car on jack stands. 
2. Remove four (4) M10 bolts securing mufflers to exhaust piping. 
3. Carefully dislodge and remove mufflers from OEM rubber hangers. 
4. Install MDS4305 Muffler delete. 
5. Using provided gaskets and hardware secure DC Sports Muffler Deletes to OEM exhaust Piping. 
6. USING HOT SOAP AND WATER THOROUGHLY CLEAN ENTIRE EXHUAST SYTEM TO CLEAR IT OF ANY HANDPRINTS, OIL, & DEBRIS. DC Sports will not warranty finish of piping due to lack of proper clean up before starting up. 
7. ***NOTE: AFTER 50 MILES OF DRIVING PLEASE RETIGHTNE ALL CLAMPS AND HARDWARE***  

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