M4 Best Sellers
Top Selling M4 products
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Vendor:M4 Performance Exhaust
M4 Exhaust GP Black Slip on GSXR600/750 2011-2025 SU6112-GP
Typically ship within a few business days Stage 1 and Stage 2 Quiet Inserts Sold Separate Optional Carbon Fiber Heat Shield Available but Sold Separate Note: This system fits both GSX-R600 and GSX-R750 models. Dyno chart shown is from the GSX-R600. *Does not meet emission requirements for...- $284.05
- $284.05
- Unit price
- / per
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Vendor:M4 Performance Exhaust
M4 Exhaust Carbon Fiber Street Slayer Slip On 2009 - 2026 ZX6R KA6914
*Does not meet emission requirements for street or highway use. Get this shorty carbon slip-on to give your bike a sweet look while improving performance. Removes stock exhaust valve and muffler box, but retains catalytic converter. Comes with a removable quiet insert.- $388.55
- $388.55
- Unit price
- / per
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Vendor:M4 Performance Exhaust
M4 Exhaust GP19 Black Slip On 2009 - 2025 ZX6R zx6 KA6922-GP19
Typically ship within a few business days *Does not meet emission requirements for street or highway use. Removes stock exhaust valve and muffler box, but retains stock catalytic converter. Stage 1 Q1 Installed- $379.05
- $379.05
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