Speed Engineering LS Swap Longtube headers are made out of 304 stainless steel and offer great quality, performance, and affordability. Our LS swap longtube headers are mandrel bent, tig welded, and feature natural stainless steel construction. All of our LS swap longtube headers have been dyno proven. We stand behind our LS swap longtube headers in saying you will not find a better fitting, quality built, budget header for your vehicle.
Features include:
- Mandrel Bent Tubing
- Merge Spikes
- Full 1 7/8" Primaries
- 3" Collector
- Longtube Header Design
- LS Swap Conversion Header
- Gains over 25+ rwhp
- V8 Engines Only
- 4.8L, 5.3L, 6.0L, 6.2L, LS1, LS2, LS3, LS6, LSA Engines
- Collector Merge Spikes
- CNC Machined Flanges
- Natural 304 Stainless Steel
- Standard Graphite Manifold Gaskets
Specific Header Notes:
- Headers are for GM LS engine swaps only. These are not for Ford Engines.
- Headers have only been tested successfully with AJE Motor Mounts, Flaming River Steering Shafts, & AJE K-Members. Other combos are unknown.
Vehicle Applications:
1979 Ford Mustang (RWD)
1980 Ford Mustang (RWD)
1981 Ford Mustang (RWD)
1982 Ford Mustang (RWD)
1983 Ford Mustang (RWD)
1984 Ford Mustang (RWD)
1985 Ford Mustang (RWD)
1986 Ford Mustang (RWD)
1987 Ford Mustang (RWD)
1988 Ford Mustang (RWD)
1989 Ford Mustang (RWD)
1990 Ford Mustang (RWD)
1991 Ford Mustang (RWD)
1992 Ford Mustang (RWD)
1993 Ford Mustang (RWD)
1994 Ford Mustang (RWD)
1995 Ford Mustang (RWD)
1996 Ford Mustang (RWD)
1997 Ford Mustang (RWD)
1998 Ford Mustang (RWD)
1999 Ford Mustang (RWD)
2000 Ford Mustang (RWD)
2001 Ford Mustang (RWD)
2002 Ford Mustang (RWD)
2003 Ford Mustang (RWD)
2004 Ford Mustang (RWD)
(Warning) This is a RACE ONLY product manufactured and sold for installation on vehicles to be used solely for competition purposes. Once this part is installed, the vehicle may never be used, or registered or licensed for use, on a public road or highway. If you install this part on your vehicle and use the vehicle on a public road or highway, you will violate the Clean Air Act 203(a)(3), 42 U.S.C, 7522(a)(3) and may be subject to personal civil or criminal liability.