The aFe Twisted Steel 409 stainless short-tube header for Jeep Wrangler (TJ) 2000–2006 4.0L inline-six uses optimized primary lengths and mitered collectors to improve exhaust flow and throttle response across the rev range. Built with 14-gauge 409 stainless, a 1/2 in thick head flange, TIG welds and CNC-mandrel bends, it retains OE emission components, is 100% bolt-on with no modifications, and includes a limited lifetime warranty.
aFe Twisted Steel Header SS-409 HDR Jeep Wrangler TJ 00-06 I6-4.0L