SC PROJECT SC1-S EXHAUST FOR YAMAHA YZF R1 (2017 -19) – R1M The SC1-S is the exhaust of choice for riders sc-project-sc1-s…f-r1-2017-19-r1m/ who want race-ready sound and styling without going full race system. Its compact design gives the bike’s rear end a more aggressive and minimalistic appearance. Combined with the weight savings and sound upgrade, it’s one of the most effective ways to transform your R1 or R1M into something that feels and sounds track-ready — even if you’re just hitting your favorite twisties. Whether you’re prepping for a track day, improving your weekend rides, or just upgrading for the thrill of it, the SC1-S delivers race-level satisfaction in a street-friendly package.
