Ducati Monster 821 2017-2021 Exhaust GPR Slip-on M3 Inox
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The GPR M3 Inox exhaust system delivers enhanced performance and sound for Ducati Monster 821 motorcycles. This Italian-made exhaust features high-grade stainless steel construction with precision CNC-machined components. The exhaust system incorporates a 100mm round design with hand-brushed finishing. GPR developed this system based on their championship-winning Moto3 racing experience. The M3 Inox includes a removable racing grill that optimizes airflow. This slip-on exhaust provides improved power output and reduced weight compared to stock components.
Ducati Monster 821 Exhaust Fitment
- Ducati Monster 821 2017 2018 2019 2020 2021
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
Ducati Monster 821 GPR M3 Inox Exhaust Details
- Enhanced Performance: Engine output increases through optimized exhaust flow and reduced back pressure
- Significant Weight Reduction: The lightweight stainless steel design removes excess weight for improved handling
- Premium Sound Quality: Deep, sporty exhaust note delivers an aggressive tone while maintaining daily rideability
- Simple Installation: Complete mounting kit includes all necessary hardware for direct bolt-on fitment
- Superior Build Quality: Italian craftsmanship ensures precise fitment and long-lasting durability
- Racing Heritage: Design incorporates technology from GPR's Moto3 championship experience