The Ti-4R Race System is strictly for closed course competition. Our all new RC-4 Resonance Chamber has been added to the head pipe to reduce noise. (Note: The RC-4 Resonance Chamber, depending on year of your bike, might not come with the system). Please contact Pro Circuit for information on replacement parts.

• Strictly for closed course competition
• Non Spark Arrested system
• Welded Titanium End Cap (same as Team Pro Circuit)
• Meets AMA/FIM sound requirements of 94db.
• 3 Piece system which inlcludes silencer, mid pipe and head pipe.
• New stronger Billet Aluminum Mounting bracket.
• Same exhaust system ran by Team Pro Circuit, Geico Powersports Honda, Troy Lee Designs Honda & Two-Two Motorsports.

Made in titanium.