Peterbilt 379 DPF & Mufflers

Peterbilt 379 DPF & Mufflers

Peterbilt 379 DPF & Mufflers

Time to upgrade your muffler? 4 State Trucks has you covered with a wide selection of Peterbilt 379 mufflers and DPF parts. Shop our custom, chrome, and aftermarket options in various styles. We have you covered with high-quality solutions that will fit your budget.
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  • BESTfit 6 X 29 Inch Aluminized Steel Quiet Performance Muffler W/ 4 Inch Inlet, 5 Inch Outlet BESTfit 6 X 29 Inch Aluminized Steel Quiet Performance Muffler W/ 4 Inch Inlet, 5 Inch Outlet
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    BESTfit 6 X 29 Inch Aluminized Steel Quiet Performance Muffler W/ 4 Inch Inlet, 5 Inch Outlet

    BESTFIT TRUCK PARTS

    $1,064.99
    BESTfit 6 X 29 Inch Aluminized Steel Quiet Performance Muffler W/ 4 Inch Inlet, 5 Inch OutletCrafted from durable Aluminized Steel, this aftermarket muffler is designed to elevate your vehicle's exhaust system. It comes complete with mounting hardware...
    $1,064.99
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