Gibson 616001 Stainless Steel Dual Replacement Muffler Incl. Superflow Muffler/Pipes/4 in. Polished Intercooled Stainless Tips Superflow Performance T-304 Stainless Muffler, fully welded, Not packed or screened, nothing to blow out Superflow Performance T-304 Stainless Muffler, fully welded, Not packed or screened, nothing to blow out T-304 Stainless Steel Clampless Slash Tips Lifetime Limited Warranty