GPR Exhaust - Trioval Slip-On for Yamaha YZ 450 F - 2007 to 2009 Muffler with:dB Killer-Link Pipe Lightweight extremely flexible carcass

Lightweight extremely flexible carcass

Crud is not a factory-approved lubricant

And since Enduro means you spend long hours at the controls

4-TRACK R and SPS CARBON exhausts

GPR Exhaust - Trioval Slip-On for Yamaha YZ 450 F - 2007 to 2009 Muffler with:dB Killer-Link Pipe Lightweight extremely flexible carcassGPR's Trioval series is a GPR best seller, with a classic ovoid drop shape. It is made of hand polished 304 stainless steel and has a diameter of 100mm. 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