Description:
Spark Exhaust Technology Yamaha R1 (2015+) "GP" Titanium Full Exhaust System with Catalyst Eliminating Titanium Mid-Pipe and Titanium Header. Constructed with a titanium silencer, mid-pipe, and racing header. Handcrafted in Italy, Approximately 4 lbs, Dyno Tested for maximum horsepower increase over stock, 113 db.