The Yamaha WR426F Exhaust by GPR delivers superior performance and sound enhancement. This Satinox slip-on exhaust system combines Italian craftsmanship with premium 304 stainless steel construction. The oval-shaped design measures 90mm x 120mm, providing optimal flow characteristics. GPR engineered this exhaust for direct bolt-on installation without modifications. The system includes a specific link pipe and mounting hardware for seamless fitment. Yamaha WR426F Exhaust Fitment Yamaha WR426F 2000 2001 2002 GPR Exhaust Information Removable DB Killer: Included Weight: 3.96 pounds (1.8 kg) Length: 15.75 Inches (400 MM) Finish: Brushed Stainless steel Link pipe: Included Catalyst: Not necessary for this product European Homologation: Yes Yamaha WR426F GPR Satinox Exhaust Details Enhanced Sound Performance: GPR's Satinox exhaust produces a deeper, more aggressive tone while staying within legal sound limits Significant Weight Reduction: The lightweight stainless steel construction reduces overall mass compared to the stock system, improving handling dynamics Premium Italian Construction: High-grade welding and 304 stainless steel materials ensure exceptional durability and corrosion resistance Complete Installation Package: Includes all necessary mounting hardware and link pipe for straightforward bolt-on installation Guaranteed Quality: Backed by a 2-year international warranty, providing peace of mind for your investment