18-19 Triumph Street Triple M4 Slip-On w/RM1 Black Muffler
2018-2019 Triumph Street Triple M4 Slip-On Exhaust w/RM1 Black Muffler Saves 8.5 lbs over stock Retains stock Catalytic Converter Stock 94db@ 6,200 rpm/ M4 104db@ 6,200 rpm Comes with M18 O2 sensor fitting for optional use of fuel controllers Increases max horsepower Optional stage 1 Q7 quiet insert sold...