Headers Fits: CBR900 RR Fireblade 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 models - Our CBR900RR Fireblade headers are a featherweight 3.8 Kilos (8.4 lbs) with no restriction. - The Honda Fireblade was introduced in 1991 as the lightest Superbike in its class. We have followed this concept and made the lightest steel headers possible. - Pipework is 1mm thick stainless steel. We have used a spring fit design for ease of assembly with reduced weight. - No modifications required for Fireblades on standard Honda settings. - These come with a removable silencer flange that accepts your standard silencer or any race silencer made for your Fireblade. - The silencer flange is removable allowing you to use any 2 inch (51.5mm) silencer, giving you a massive .