Give your 2012 Yamaha WR450F more power off-road with a Two Brothers Racing Slip-On Exhaust System.

ORANGE COUNTY, CA – July 24, 2012 – (Motor Sports Newswire) – The all new for 2012 Yamaha WR450F promises more off-road performance than in previous model years, but as always, the stock exhaust system restricts the true potential of WR’s five-valve engine. Installing a Two Brothers Racing Aluminum Slip-On Exhaust gives you more horsepower for a more enjoyable and competitive ride. Not only will this Absolute Top Level™ exhaust increase the power output by 2.75 horsepower over the stock muffler, it will also cut 2 pounds from the WR’s unsprung weight. Additionally, this V.A.L.E. slip-on system is USFS approved and emits only 96 decibels with included P1X tip and spark arrestor.

At $389.98 the 2012 Yamaha WR450F V.A.L.E. Aluminum Slip-On Exhaust System is a quick and easy way to boost the performance for the competitive racer.


  • +2.75 More Horsepower
  • -2 Pounds Lighter
  • USFS Approved
  • 96db using SAE J1287 Recommended Practice
  • Rubber Mounted Muffler Bracket
  • P1X Tip Included

For more information on the 2012 YAMAHA WR450f Slip-On Exhaust System or any other Absolute Top Level™ product visit an authorized Two Brothers Racing retailer, go on-line to or call 800.211.2767.