Megan racing headers are made with T-304 stainless steel, Mandrel bent tubing, CNC Machined Flanges. Each set is tested and dynoed to make sure the fitment and performance meet our goal. Each header comes with 1 year warranty. This design removes the standard two-piece Header and Downpipe combination and introduces a single piece header which incorporates longer primary tubes for increased Mid-High End performance. Application: 02-06 Acura RSX Type-S - Single Piece Design. - Eliminates Catalytic Converter - Direct Bolt-On - Increased Mid-High End Performance - T-304 Stainless Steel