Seller notes

Lexx Slip On Silencer Exhaust YAMAHA YZ250F YZ450F WR250F WR450F Fully tunable exhaust system allows the user to change from a race exhaust (46mm Race Tip) to a forest friendly silencer (Quiet Core Insert) with just three bolts. Engineered to improve torque and acceleration with an increase of up to 4 horsepower on some machines. Lightweight design saves up to 3.5 lbs. over the stock exhaust. Included 46mm Race Tip for closed course competition. Includes USFS approved Quiet Core spark arrestor i...

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