Earl's 90 Degree -6 AN Male to 5/8"-18 Inverted Flare Male Swivel 2008-gmc-yukon-xl-2500-esi1481606 Muffler - Streetpower - 3

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Earl's 90 Degree -6 AN Male to 5/8"-18 Inverted Flare Male Swivel 2008-gmc-yukon-xl-2500-esi1481606 Muffler - Streetpower - 3This fitting screws into the inverted flare fitting on many carburetors & fits instead of the 3 8" tube & tube nut w the 5 18 18 threads. This fitting seals on the 45 degree inverted flare, so there is no need for a crush washer or gasket.