Quote:
Originally Posted by theastronaut
The frame rail and crossmember will be boxed and also peice of thick wall 4" tubing welded in for the exhaust to pass through to strengthen the area. I've seen a couple other trucks with thru/frame exhaust, one of them being the Hotchkis C10.
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This is how I did mine. I'm gonna weld some plates
On the inside just to strengthen it more. I am a certified welder so I'm not worried about mine not being strong enough.
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