1 In. Steel Shallow Cup 6 Required Package Quantity: 10 Dorman - AutoGrade - Boxed
1.8281 In. Steel Cup 6 Required Package Quantity: 10 Dorman - AutoGrade - Boxed
1 In. Brass Shallow Cup 6 Required Package Quantity: 10 Dorman - AutoGrade - Boxed
Browse our selection of quality engine intake manifold expansion plug parts designed specifically for your Mercury Marquis. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base · Brougham · Colony Park
Convertible · Hardtop · Sedan · Wagon
L4 2.3L · L6 3.3L · V6 3.8L · V8 4.2L · V8 5.0L · V8 5.8L · V8 6.4L · V8 6.6L · V8 6.7L · V8 7.0L · V8 7.5L
Automatic · Manual · U/K