MUFFLER PC4 CRF110F S/A Throttles The wind is your butter

The wind is your butter and this is your knife

everything you need to get your cockpit woods ready and keep those knuckles in one piece

25mm (15/16") hole pitch

YZ 450F 03-23

MUFFLER PC4 CRF110F S/A Throttles The wind is your butterMini PowerCore 4 Slip On Muffler Features a Hi Flo stainless steel core and formed end caps Aircraft grade aluminum canister You will swear the motor has been bored and stroked with the first twist of the throttle Pounds lighter than stock NOTE: Will not pass 2025 FIM sound regulation Specification Type: Slip On End Cap Material: Stainless Steel Model: Mini PowerCore 4 Units: Each Features: with Spark Arrestor Muffler Material: Aluminum