Connects at the factory flanged connection and is firmly held in place using the factory rubber mounts and springs 409S stainless steel construction 2.50-inch mandrel-bent inlet tube flowing into the "straight-through" cross-flow XDR Competition muffler provides a deep moderate to aggressive sound level The dual 2.25-inch mandrel-bent tailpipes are tucked up high within the rear fenders and contain USFS qualified spark arrestors, and are finished off with a pair of 3.50-inch brushed 304s stainless steel tips with black anodized aluminum end caps The system comes with a custom black powder coated heat shield showing everyone behind you why you sound so good Includes all necessary hardware and detailed instructions Does not include a catalytic converter For Competition use only. MUFFLER XDR SERIES SS/ALM