GM Metric caliper fittings are available in -3 and -4 size in a straight, steel construction as well as banjo style. Sold individually.
Note - when using banjo fittings, each fitting must be installed into a banjo bolt with a crush washer on top and bottom of the fitting. (1) banjo bolt is included with each StopTech GM metric caliper. Choose from -3 or -4 banjo fitting size from the drop down menu.