GPR Exhaust - Trioval Full Line for Yamaha XT 660 X-R - 2004 to 2014 Muffler with:dB Killer-Catalyst and the tunnel part of

and the tunnel part of the rear stabilizer is equipped with an outlet hole to achieve higher ventilation performance

The compression arch bumps up the comfort stakes

Includes 16 bits with a length of 89 mm and a practical pouch for tidy storage

incorporates more sophisticated protection

Equipped with Euro 4 and Euro 5 O2 sensor housings

GPR Exhaust - Trioval Full Line for Yamaha XT 660 X-R - 2004 to 2014 Muffler with:dB Killer-Catalyst and the tunnel part ofGPR'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