4-1 Exhaust Collector Box Fits: Suzuki GSX1400 K1, K2, K3, K4, K5, K6, K7, K8 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 all models - Designed to replace the original 4-1 collector or if you want to convert your 4-2 system to a 4-1. - NB: If you are planning on converting a 4-2, to a 4-1, the right hand silencer from the 4-2 will not fit this collector. You need to fit the correct 4-1 silencer as the outlet on the collector is different to the 4-2. We can supply a link pipe and silencer kit if you need one. See our listing for details. - We also stock the 4 front downpipes. - Made from 304 grade stainless steel, these come with the four stainless steel clamps and four front and 1 silencer gasket. - 2 Year Unlimited Mileage Warranty.
