Derale 15747 Engine Spin-On Adapter Provides external oil lines for remote filter mounts and oil coolers Ultra bright finish New billet style design Type J Spin-on Adapter with 3/4 inch-16, 13/16 inch-16, 18 x 1.5mm, 20 x 1.5mm, and 22 x 1.5mm thread sizes, fits most applications