Yamaha WR400F 1998-2000 Exhaust GPR Trioval Slip-On

The Yamaha WR400F GPR Trioval Slip-On exhaust enhances motorcycle performance and sound. This Trioval series exhaust delivers superior power output while maintaining EPA compliance. The slip-on system features polished stainless steel construction with classic ovoid styling. The exhaust includes a removable DB killer and specialized link pipe for direct fitment. GPR's Italian craftsmanship ensures premium quality and reliability for the Yamaha WR400F.

GPR Exhaust Information

• Silencer Type: Trioval
• Product Category: Slip-on exhaust including removable db killer and link pipe
• Removable DB Killer Included: Yes
• Exhaust Type: Slip-On
• Silencer Shape: Oval
• Body Color: Polished Stainless Steel
• Endcaps silencer color: Polished Stainless Steel
• Catalyst: No
• EPA Compliance: Meets EPA emissions limit
• Two Year International Warranty: Included
• Construction: Hand-polished 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 WR400F GPR Trioval Slip-On Exhaust Details

• Enhanced Performance: Direct power gains through optimized exhaust flow and reduced back pressure
• Premium Sound Quality: Delivers deeper, more aggressive tone while maintaining EPA compliance levels
• Easy Installation: Includes specific link pipe and mounting brackets for direct bolt-on fitment
• Superior Build Quality: Hand-crafted in Italy using premium stainless steel materials
• Weight Reduction: Lighter construction compared to stock exhaust improves handling
• Professional Design: Developed from GPR's World Championship racing experience