4-1 Exhaust System
Fits: Suzuki GSX1300R Hayabusa 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 2007 models.

• 4-1 light weight Race exhaust system for the GSX1300R HAYABUSA. 

• Link pipe, silencer mounting strap, clamps and gaskets included.

• Accepts your original O2 Lambda sensor, comes with removable blanking plug if you wish to bypass the O2 sensor.

• No re-jetting or modifications are required however we would recommend having your bike set up by a professional to get the most BHP from this system. 

• Pipe work material : 304 grade stainless steel.

• Silencer Material : 304 Grade Polished Stainless Steel

• Silencer Body Length excluding tips = 400mm

• Silencer Body Diameter = 110mm

• Silencer Code: 400SR

• See our Silencer Specifications Tab for length & noise levels.

• 2 Year Black Widow Unlimited Mileage Warranty.