GPR Exhaust - SatInox Slip-On for Yamaha YZ 450 F - 2007 to 2009 Muffler with:dB Killer-Link Pipe Stroke: 46 mm

Stroke: 46 mm

This reduces wind-induced fluttering of the bonnet and the associated noise development to a maximum

Maximum protection for engine housing

Thermoshield Advanced insulation

GPR Exhaust - SatInox Slip-On for Yamaha YZ 450 F - 2007 to 2009 Muffler with:dB Killer-Link Pipe Stroke: 46 mmGPR's Satinox silencer is made of 304 stainless steel. It has an oval shape with a diameter of 90mm. Product Features SOUND: Upgraded sound from stock exhaust. Although louder than stock but in compliance with the limits prescribed by law, this exhaust produces the softest sound of all the GPR exhausts. PERFORMANCE: Upgraded performance from stock exhaust QUALITY: Italian made with high grade welding WEIGHT: Lighter than stock exhaust Technical