Yamaha WR450F 2019-2020 Exhaust GPR Pentacross Inox Full System

The Yamaha WR450F GPR Pentacross Inox Full System Exhaust delivers superior performance for off-road riding. This full system exhaust enhances power output and reduces weight on the Yamaha WR450F. The Pentacross Inox system features premium stainless steel construction and a removable DB killer. GPR's racing experience creates an exhaust that maximizes engine performance while maintaining FIM homologation standards. The system includes an ULTRABOMB expansion chamber and innovative PENTACROSS silencer design.

GPR Exhaust Information

• Silencer Type: Pentacross Inox
• Product Category: Full system exhaust including removable db killer
• Removable DB Killer Included: Yes
• Exhaust Type: Full System
• Silencer Shape: Pentagonal
• Body Color: Brushed Stainless steel
• Endcaps silencer color: Brushed Stainless steel
• Catalyst: No
• EPA Compliance: Not required
• Two Year International Warranty: Included
• Construction: Hand-brushed 304 stainless steel with TIG welding
• European Homologation: Contact us more information on this exhaust or if you need homologation papers
• Made in Italy: Premium Italian manufacturing

Yamaha WR450F GPR Pentacross Inox Full System Exhaust Details

• Enhanced Performance: System delivers an average power increase of 2 horsepower through optimized exhaust flow
• Direct Fitment: Complete system includes all mounting hardware and installs directly to stock mounting points
• Racing Heritage: Developed through collaboration with MXGP teams for proven performance
• Premium Sound: Engineered acoustics produce a full-bodied exhaust note while meeting FIM standards
• Lightweight Design: Significant weight reduction compared to stock system improves handling
• ULTRABOMB Technology: Specialized expansion chamber maximizes power throughout the rev range