The SF1 is known as the ultimate “short racing glove”

Special compound keeps its elasticity at very low temperatures too

with a conspicuous effect

SP-1 encloses everything is required for a solid and perfect assembly

Because that reason

GPR Exhaust - Furore Nero Racing Full Line for Yamaha MT-07 - 2021 to 2024 Muffler with:dB Killer The SF1 is known asGPR's Furore Nero silencer has a black aluminum body, with avional caps made through CNC machining. It has a ceramic finish that withstands high temperatures, with an elliptical shape that measures 90mm. Product Features SOUND: Upgraded sound from stock exhaust. PERFORMANCE: Upgraded performance from stock exhaust QUALITY: Italian made with high grade welding WEIGHT: Lighter than stock exhaust Technical Specifications Shape: Oval Body Color: Matte