3 0 2013 Paccar PX-8 Air Transfer Tube for a Peterbilt 337 $92 USD (USED) Paccar PX8 Engine: PX8 Ref# D66-6574 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)337Part NumberD66-6574Stock Number25506469 MLS Number12360852CategoryAir Transfer Tubes Last Updated10/4/2024 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info