13 vents to channel fresh air through the helmet

» 4 inch hose

or the tendency to lose performance during repeated use and subsequent heating

avoid tear or force the fabric - especially when the product is wet

49 BiTorsion bits for long service life

GPR Exhaust - M3 Inox Slip-On for Honda CBR 500 R - 2017 to 2018 Muffler with:dB Killer-Link Pipe 13 vents to channel freshGPR developed the M3 Inox after the victories in the Moto3 World Championship. It has a removable racing grill and CNC machined bottoms. It has a hand brushed stainless steel body, and a round shape with a diameter of 100mm. 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: Round