Black; Adapter attached Stant tester 12300 and/or 12400
Threaded; Threaded adapter connected to tester
Orange; Adapter used with Stant tester 12300 and/or 12400
Orange
Browse our selection of quality fuel cap tester adapter parts designed specifically for your Mercury Cougar. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base · GS · LS · S · V6 · XR-7
Coupe · Sedan · Wagon
L4 2.0L · L4 2.3L · L6 3.3L · V6 2.5L · V6 3.8L · V8 4.2L · V8 4.6L · V8 5.0L
Automatic · Manual
