Browse our selection of quality engine water pump backing plate gasket parts designed specifically for your GMC S15. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base · Gypsy · High Sierra · Sierra Classic
Cab & Chassis · Extended Cab Pickup · Standard Cab Pickup
L4 2.5L · V6 2.8L · V6 4.3L
Automatic · Manual
