The GPR M3 Inox exhaust system transforms the Aprilia Tuono 1100 V4 RR's performance and sound. This Italian-made exhaust delivers enhanced power output and weight reduction. The exhaust features a hand-brushed stainless steel construction with a 100mm round design. The M3 Inox incorporates race-proven technology from GPR's Moto3 World Championship victories. The system includes a removable racing grill and precision CNC-machined components for superior quality. Aprilia Tuono 1100 V4 RR Exhaust Fitment Aprilia Tuono 1100 V4 RR 2017 2018 2019 2020 GPR Exhaust Information Removable DB Killer: Included Weight: 3.74 pounds (1.7 kg) Length: 13.78 Inches (350 MM) Finish: Brushed Titanium Link pipe: Included Catalyst: Not necessary for this product European Homologation: No, contact us for a homologated alternative GPR M3 Inox Exhaust System Details Enhanced Performance: The M3 Inox system increases power output while reducing overall weight compared to stock components Superior Construction: Premium stainless steel body features high-grade welding and CNC-machined components for lasting durability Simple Installation: Complete kit includes link pipe, flanges, bushings, and mounting hardware for direct bolt-on fitment Racing Heritage: Design incorporates proven technology from GPR's successful Moto3 World Championship racing program Premium Sound: Engineered exhaust note delivers a deeper, more aggressive tone over stock system Quality Guarantee: Manufactured in Italy with a 2-year international warranty for peace of mind