Lse9x LS Swap 1-7/8 Long Tube Headers

1 7/8" runner diameter true long tube header designed specially for Ls Swapped e9x/e8x chassis (RWD subframe only).   Will fit 4l80e (requires ears trimmed on bellhousing), 4l60e, t56/6060 transmissions as well as many others.  Headers only, gaskets, bolts only, no other piping included.    Features: 1-7/8" long tube runners (vs 1.75"" short runner of competitors) Stainless steel mandrel bent design with minimized runner welds.  3" slip connection with velocity spike merge collector Fully welded runners to flange inside with ported opening  Designed for spark plug and wire clearance (see photos) Optimal starter clearance (can be removed with headers installed) Includes 2x MLS ls exhaust gaskets (not graphite JUNK) Includes 12x m8 flange bolts Headers do NOT have 02 bungs to allow for various applications, O2 bung can easily be added to collector or exhaust after header.  Relocation of factory fuel line feed closer to frame rail required.  Headers may require slight trimming and modif