Fits The Following Bikes: Honda CRF450R/RX 2017-2018 Exhaust Description: The T-6 Stainless Steel Dual Exhaust System offers maximum performance and is constructed of stainless steel throughout the head pipe, y-collector mid pipe and end-caps while the canisters are aluminum. The T-6 is perfect for any closed-course or off-road racer looking for improved performance, durability and a professional look. More features offered by the T-6 is the ability to meet AMA amateur racing sound requirements and that it comes equipped with United States Forest Service (USFS) approved spark arrestors making it easy to alternate between off-road and closed-course racing. Features Include: •Improved performance •Stainless steel end-caps •Aluminum canisters •Superior strength mounting brackets for durability •Asymmetrical muffler design allows for increased packing volume •Removable USFS approved spark arrestor •TIG precision welding •Made in the USA