M4 Exhaust Tech 1 Carbon Fiber Slip On 2017-2025 2026 GSXR1000 SU9144

*Does not meet emission requirements for street or highway use.

• 304 Stainless Tubing
• Retains stock Catalytic Converter and SET Valve
• Stock 93db @ 7,000 rpm/ M4 101db @ 7,000 rpm
• Saves 2.5 lbs over stock