Welcome To
M4 Performance Exhaust

Click on Logo to Enter Site

This site uses flash. If you do not have the latest flash player,
you will not be able to see the logos above.
Please click on the icon below to download the Flash plugin.

Site produced by

©2008 state of ART

M4 manufacturers high-quality exhaust systems for all popular sportbikes and dirt bikes. Our systems are precision made for Suzuki, Yamaha, Honda, Kawasaki and Triumph. We offer GP-Syle, High sport, Race and standard exhaust systems in both Full and slip-on for Honda CBR 600 (F3, F4, F4i and RR), CBR 1000RR, CBR 929, RC 51 and NT 650 hawk. We offer the same selections for the Suzuki lineup that includes the Suzuki GSXR 600, GSXR 750, GSXR 1000, SV 650, SV 1000, Hayabusa, 1200 Bandit, TL 1000R, TL 1000S, and Katana 600/&50. Yamaha models include the R1, R6, FZ1, Fz6, YZF R6F, and YZF 600. Kawasaki models include the ZX6R, ZX6R 636, ZX9R, ZX10R, ZX12R and ZX14. We also make the most unique systems for the Triumph Daytona and Speed Triple.
Our dirt bike lineup includes the Honda CRF 450R and CRF 250R, Suzuki RMZ 450 and RMZ 250, Yamaha YZ 450F, YZ 250F and YZF 450 ATV, Kawasaki KX 450F and KX 250F, and finally, the KTM 525, 450 and 250 SXF.