GPR Exhaust - Trioval Slip-On for Yamaha YZ 450 F - 2007 to 2009 Muffler with:dB Killer-Link Pipe The soft microfiber gaiter features

The soft microfiber gaiter features a dedicated design especially for the back of the boot that effectively seals out excessive water and

force and torque peaks are distributed and dissipated uniformly over the entire component structure

And since Enduro means you spend long hours at the controls

Lightweight extremely flexible carcass

GPR Exhaust - Trioval Slip-On for Yamaha YZ 450 F - 2007 to 2009 Muffler with:dB Killer-Link Pipe The soft microfiber gaiter featuresGPR'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