Lse9x LS Swap 1-7/8 Long Tube Headers
Lse9x LS Swap 1-7/8 Long Tube Headers
Regular price
$850.00 USD
Regular price
Sale price
$850.00 USD
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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 modifications per application and engine location.
- Gen1 (plate style) lse90 swap mounts may require slight modification for clearance.
- Installation from bottom, Support engine and remove engine mounts one at a time to install.
- WILL NOT CLEAR 6 Bolt heads or block without modification to #1 runner on driver side.
- Designed around RWD LSe90 mounts run it the engine far forward position for firewall and steering shaft clearance. X-drive RWD conversions may need crossmember modifications of mount extension for forward engine mounting.
- 1" thick oil cooler adapters only




