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LS Swap Long Tube Headers C10 for 60-98 Chevy GMC Silverado Sierra C10 C1500 LS1 LS2 LS3 LS6 LS7

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$289.99

$ 99 .00 $99.00

In Stock



Brittany V Weckman
2025-08-22 17:47:48
Even though the decision doesn’t say they fit 4x4 Squarebody trucks, they do!! Have plenty of clearance for the shackles and the collectors land in a nice spot for the cross member. Had to trim off the passenger side trans ear, but easily done. Nice welds and nice finish. Buy these for your K10, K20 or K30, THEY WORK!!!
John Q. Public
2025-07-22 14:05:27
Installed these headers on the L33 Vortec power plant in my 1979 El Camino; 4X4. Its chassis came from a 1972 K20 and the front motor cross member has been replaced with a Pacific Coast LSX unit. I also have a 4L60 transmission. So yes… the headers fit. There were several outstanding unaddressed issues though.1. The O2 Sensor bungs point directly at the transmission. Had to plug and relocate both. Had to make a 36” extension wire harness for the passenger side.2. Had to modify the 4L60 shifter linkage be cause it was too close; see pic.3. Oil pressure sending unit was too close to a header tube; wrapped the sensor; see pic.4. Header stud bolts were pointless. I couldn’t navigate the headers past them. So what’s the point and all the hoopla. I cut 3/16 of threading off the OEM exhaust manifold bolts and stopped the “bottoming out” issue. The header gaskets weren’t designed for hanging in place either. I had a great fight with the passenger side. Very tight fit.5. Rather than reversing the shackle bolts that create an interference issue, I cut the protruding threads off. Nuts are self-locking anyway.6. The 90 degree cutoff / grinder wheel is your best friend. I DID find it necessary to shave a little off the left upper frame rail due to two tubes in intimate contact with it; 1/8”
William B.
2025-07-17 15:11:28
They looks great and fit well but add said it comes will all mounting hardware but no collectors are included.
jedi nyte
2025-04-29 13:16:29
The media could not be loaded.
TexasNova
2025-04-07 15:52:45
The driver's side is HORRIBLE!!! As you can see in the Pictures. I'll never know what the heck happened to Cylinder 1 Tube!!! The Passenger Side is perfect. I CAN NOT believe this got through their Quality Control. Course this came straight from China. Assuming they do not care if sold to the USA.
Fred
2025-01-18 12:14:45
Wasn’t sure what to expect received on time actually very well-made. The welding is good welded both inside and outside of flange.
Kunde
2025-01-17 11:08:25
Great headers, fit my ls swapped squarebody with 4l80e like a glove,clears the shift linkage and crossmember. O2 Sensors dont hit anything. Had to trim the passenger side ear of the 4l80e but thats needed for almost every header. Welds look fine too, but i ditched the cheap header gaskets that come with them and used some felpro ones. Does not include bolts, you will need to reuse your old ones.
The Farm Repair & Service
2024-11-22 11:58:53
Good thick flanges, but a header that didn't clear the enngine block they are for.