View 4 Photos View 0 Videos 2019 Peterbilt 579 Exhaust Pipe $650 USD USED PETE 579 EXHAUST BELLOW PIPE PACCAR MX13 PART# M66-7504-004 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2019Part NumberM66-7504-004Stock Number41325-38 MLS Number14231479CategoryExhaust Pipes Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info