This Flowtech exhaust header is designed for GM LS engine swaps into 1982-2004 S-10 2WD trucks. It has mandrel-bent primary tubes, collectors, and thick header flanges.
1-5/8-inch mandrel-bent primary tubes
2-1/2-inch collectors
Constructed of 304 stainless steel
3/8-inch thick header flanges
Premium gaskets and hardware included
2-1/2-inch reducers with oxygen sensor bungs included
Available in natural 304 stainless steel and polished 304 stainless steel
