Air intake internal /outer diameter: 47mm /43mm. Exhaust internal /outer diameter: 40mm /38mm. Made of High Quality T304 Stainless Steel Material. All mandrel formed to ensure a guaranteed fit and performance. More Horsepower increase on most models.
TIG Welded CNC Machine Flange. Direct Bolt-On Installation, Requires NO Modification. Professional Installation is Highly Recommended (No Instruction Included). Please feel free to contanct us!The item "Stainless Exhaust Header Pipe Head For Honda CRF450R 2004-2009/CRF450X 2005-2009" is in sale since Wednesday, January 15, 2020. This item is in the category "Vehicle Parts & Accessories\Motorcycle Parts\Exhausts & Exhaust Systems\Headers, Manifolds & Studs".
The seller is "beinuo_autoparts" and is located in Krefeld. This item can be shipped to European Union member countries.