Grand Rock - Kenworth Early Single Muffler Aero Kit Y-Pipe Exhaust (KW-5AEY) Brand_RoadPro Part #: M42100R – Red

Part #: M42100R – Red STT

Outstanding toughness in temperatures +150 to -65 degrees

United Pacific stock a variety of aluminum fenders that are lighter than the OEM units

Designed to fit Mack R models from 1994–2019

Grand Rock - Kenworth Early Single Muffler Aero Kit Y-Pipe Exhaust (KW-5AEY) Brand_RoadPro Part #: M42100R – RedGrand Rock Kenworth Early Single Muffler Aero Kit Y Pipe Exhaust (KW 5AEY) Replacement Y Exhaust Pipe 5" OD OD OD Fits Most Kenworth T800, W900 & Aero Cab Models Sold Individually Made in America Grand Rock Company is a major manufacturer and warehouse of superior exhaust systems for the aftermarket. Since 1970 Grand Rock has had its sights set on providing the customer with only the best parts and material in the industry. Through excellent customer