Chrome with chrome end caps. Race quality. Designed specifically to address the needs of tuned motors built for high horsepower applications (high compression; large displacement; big cams). Every aspect of the Hi-Output slip-on design is singularly focused to yield maximum horsepower by improving volumetric efficiency. This technique works well for both heavily modified and stock engines. Compatible with Dresser duals & Power Duals head pipes and CVO drop skirt bags. Note: See 981814 for optional quiet baffle.