Fuel pressure regulator diaphragm kit.
Incl.O-Ring and Retainer
Assembly
Fuel pressure regulator diaphragm kit.
assembly
with Side Mounted Vacuum port
assembly
Browse our selection of quality fuel injection pressure regulator parts designed specifically for your GMC K3500. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Sierra · Sierra SL · Sierra SLE · Sierra SLT · Sierra SLX
Cab & Chassis · Crew Cab Pickup · Extended Cab Pickup · Standard Cab Pickup
V8 5.7L · V8 6.2L · V8 6.5L · V8 7.4L
Automatic · Manual