T172 -6AN Female To -4AN Female BLACK Coupler / Union 4 To 6 Or 6 To 4

FaSSter Performance Products - 6 AN to -4AN fittings anodized BLACK - 4AN to -6 AN Coupler Female Anodized BLACK. • -4to 6AN female / female. One-piece, CNC-machined T6061 billet aluminum design ensures the most direct path for unrestricted and redirected flow.