Turbo Headers 1 3/4 PRIMARIES LS1 LSX TURBO MANIFOLDS F BODY! LS2 LS9 LQ9. 
 
<Description>
LS1/L2X LS Series Universal F BODY Turbo Headers(pair)
4 to 1 Header Design with a Compact Package for Universal Applications
Huge 1 3/4" Stainless Primary Tubes
2.0 mm thickness
7/16" Thick Flanges
They are down / foward
CNC Mandrel Bent Pipes for Excellent Flow
Professionally Tigged Welds
Includes V-Band Flanges and Clamps
Unlike the others listing the same header by multiple companies with multiple sizes