WSM Top End Kit - Standard - Yamaha 54-536-10 Holeshot T-Shirt This 304 stainless exhaust is

This 304 stainless exhaust is new from the ground up with record breaking race developed features

CNC-machined billet end cap with laser-engraved logo

2020-2022 Yamaha YZ 125 X - - 2016-2022 Yamaha YZ 250 X - - 2002-2021 Yamaha YZ 250 - - 2002-2021 Yamaha YZ 125 - -

The auto functionality provides perfect power delivery every time

Alpinestars patented third and fourth finger bridge

WSM Top End Kit - Standard - Yamaha 54-536-10 Holeshot T-Shirt This 304 stainless exhaust isTop quality piston kit Includes pistons, rings, pins, clips, needle bearings, head and base gaskets and intake and exhaust gaskets and oil filter for 4 stroke models