2 0 Paccar PX-8 Muffler for a 2010 Peterbilt 337 Contact for price (Used) 2010 Peterbilt 337, MUFFLER- Engine: PACCAR PX-8, Material: Steel, Side: Passenger Right Side, Dimensions: H= 81", Reference images for condition, For more information about this... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)337Will Fit Year(s)2010Stock NumberP-59327 MLS Number12313665CategoryMufflers Last Updated11/7/2025 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info