1 0 Paccar MX-13 Exhaust Assembly for a 2021 Peterbilt 579 $695 USD USED LH EXHAUST ASSY OFF 2021 PETE 579, SOME SMALL CRACKS, Serial#: Y224780 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number12025-28 MLS Number13378558CategoryExhaust Assemblies Last Updated2/4/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info