MBRP, INC – Tip 8in O.D. Rolled End 4in Inlet 18in Length MBRT5128 Exhaust Tip – Pro Series Performance Gas and Muscle Car Exhaust Tips – Clamp-On – 4 in Inlet – 8 in Round Outlet – 18 in Long – Single Wall – Rolled Edge – Angled Cut – Stainless – Polished – Each