The hedman husler's dyno header weld-up kits have everything you need to build your own one of a kind set of custom headers for use on your in-house engine dyno set up. The kits contain the same high quality components husler uses to build all its headers in the factory. Every kit include seamless mandrel bent 18 gauge tubing 3/8 in. Thick flanges collectors gaskets and bolts.
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