Borla Universal XR-1 Multi-Core Racing Muffler for Round 3-1 2 IN 3-1 2 Out 16 x 6-1 4 2018-ford-f-150-ssv-esi6620518 The S-Type sound delivers a

The S-Type sound delivers a powerful

It features an internal H-Pipe inside the front muffler and BORLA®'s patented Polyphonic Harmonizer technology for increased performance and improved sound

and dual 4" round polished T-304 stainless steel tips on each muffler assembly

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

Borla Universal XR-1 Multi-Core Racing Muffler for Round 3-1 2 IN 3-1 2 Out 16 x 6-1 4 2018-ford-f-150-ssv-esi6620518 The S-Type sound delivers aXR 1(r) Multi Core Racing Muffler. 3. 5" Center Inlet 3. 5" Center Outlet 6. 25" Round x 16" Long Body 21" Overall Length. Long body design works well on SUV & truck applications but can be used on a wide range of vehicles including rotary engine equipped vehicles. It features BORLA(r)'S patented Multi Core 6 tube design for maximum flow, horsepower, and torque. The Multi Core portion of XR 1(r) mufflers flows better than straight tubing. Recommend