3.5" Inlet 4.5" Outlet 12" Long Rolled Angle Gloss Black Diesel Performance Exhaust Tip New from Pypes Performance Exhaust 3.5" inner and 4.5" outer diameters; 12" long Black powder coated stainless steel Fits any truck with 3.5" exhaust pipe Clamp-on installation; Bolt-tighten to fit