Volvo VNL 780 straight pipe exhaust delete NO SOUND TEST This item can be shipped worldwide. mack & volvo vnl 2-gen semi truck oem stainless steel exhaust pipe, p#21428534. WORKS WITH MP7, MP8, D11 & D13 ENGINES. This item is in the category eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Exhaust & Emission Systems\Exhaust Pipes & Tips.