2-Pin Speaker Connector; Requires 1 Kit Per Pair Speakers
Plugs Into Factory Radio; Fully Terminated
Plugs Into OEM Radio; Power 4-Speakers; 7 in. Long Harness; Fully Terminated 44 Pin
Plugs Into Car Harness; For Power/4-Speaker
Browse our selection of quality radio wiring harness parts designed specifically for your GMC Sierra 3500 HD. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base · Denali · SLE · SLT · WT
Cab & Chassis · Crew Cab Pickup · Extended Cab Pickup · Standard Cab Pickup
V8 6.0L · V8 6.6L
Automatic
