For vehicles with the 6.6L engine.
Mileage: 348,800 miles
For vehicles with the 6.6L engine and 6-speed automatic transmission. Fits 4-door models.
Mileage: 279,400 miles
There is light damage to the fins.
Mileage: 131,000 miles
Mileage: 180,000 miles
w/ Aluminum Tanks
w/ Aluminum Tanks
w/ Aluminum Tanks
This part fits vehicles with the 6.6L V8 turbo diesel engine (option code L5P). Built for the US market. Verify your vehicle's 8th VIN digit is Y.
Mileage: 51,000 miles
Platinum Pro Part
Mileage: 99,000 miles
w/ Heavy Duty Plate/Bar Design
Mileage: 162,100 miles
For vehicles with the 6.6L turbo diesel engine.
Browse our selection of quality intercooler parts designed specifically for your GMC Sierra 2500 HD. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
AT4 · AT4X · Base · Denali · Denali Ultimate · Pro · SL · SLE · SLT · WT
Crew Cab Pickup · Extended Cab Pickup · Standard Cab Pickup
6.6L V8 · V8 6.0L · V8 6.6L · V8 8.1L
Automatic · Manual