The Yamaha YZF 1000 R1 GPR Trioval slip-on exhaust enhances motorcycle performance and sound. This Italian-made exhaust system delivers increased power output and improved throttle response. The exhaust features a classic ovoid drop shape with a 100mm x 130mm diameter. The polished stainless steel construction reduces overall weight compared to stock systems. The exhaust comes with a removable DB killer and specific mounting hardware for direct installation. Yamaha YZF 1000 R1 Exhaust Fitment Yamaha YZF 1000 R1 2002 2003 GPR Exhaust Information Removable DB Killer: Included Weight: 4.29 pounds (1.95 kg) Length: 15.75 Inches (400 MM) Finish: Polished Stainless Steel Link pipe: Included Catalyst: Not necessary for this product European Homologation: Yes Yamaha YZF 1000 R1 GPR Trioval Slip-on Exhaust Details Superior Sound Quality: The exhaust produces a deeper, more aggressive tone while maintaining legal sound limits Performance Enhancement: The optimized exhaust flow increases horsepower and torque across the power band Simplified Installation: The included link pipe and mounting hardware ensure direct fitment without modifications Weight Reduction: The stainless steel construction reduces overall weight for improved handling Premium Build Quality: High-grade welding and Italian craftsmanship ensure long-lasting durability Warranty Protection: A 2-year international warranty backs the product's quality and performance The Yamaha YZF 1000 R1 GPR Trioval slip-on exhaust enhances motorcycle performance and sound. This Italian-made exhaust system delivers increased power output and improved throttle response. The exhaust features a classic ovoid drop shape with a 100mm x 130mm diameter. The polished stainless steel construction reduces overall weight compared to stock systems. The exhaust comes with a removable DB killer and specific mounting hardware for direct installation. Superior Sound Quality: The exhaust produces a deeper, more aggressive tone while maintaining legal sound limits Performance Enhancement: The optimized exhaust flow increases horsepower and torque across the power band Simplified Installation: The included link pipe and mounting hardware ensure direct fitment without modifications Prem