Borla Universal Center/Dual Oval 3in In/2.25in Out 19in x 4in x 9.5in Notched PRO-XS Muffler 2021-chevrolet-silverado-2500-hd-custom-esi9344337 75" system features the classic

75" system features the classic S-Type sound level with no drone inside the vehicle

This muffler is tuned for the Chevrolet Small Block 350/383/406 CID V8 engine family

It features BORLA(r)'S patented Multi-Core 3 tube design for maximum flow

Additional systems are available for with different options for sound level

This system features quad 4" bright chrome on T-304 stainless steel tips

Borla Universal Center/Dual Oval 3in In/2.25in Out 19in x 4in x 9.5in Notched PRO-XS Muffler 2021-chevrolet-silverado-2500-hd-custom-esi9344337 75" system features the classicProXS Muffler 3" Center Inlet 2. 25" Dual Outlet, 4" x 9. 5" Oval, 19" Long Body, 24" Overall Length. Notched necks for easy clamp on installation using 1" wide band style clamps 1) 18330 and 2) 18222 (clamps not included). Reversible design for installation flexibility. This muffler is generally used in a system that has a single inlet and dual outlets, but it can also be installed in a system with dual inlets and a single outlet. High quality T 304