SB upright Step Headers

I know this is an unusual part to post here.. But...
It's the only thing I have left from a past project, and I'm tired of looking at them.
1/2" flanges, 1 5/8 x 1 3/4 30" primary length, merge cone and 3" x 8" collector. Nearly equal length. Within 1 1/4" Intended for tractor puller
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NEVER BEEN RAN.
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