Cold Air Intake for GMC Yukon & Yukon XL 1500 2500 (2000-2006) 4.8L 5.3L 6.0L

High-Flow Cold Air Intake System for 2000-2006 GMC Yukon (GMT800)

What it Does: The AF Dynamic Cold Air Intake System replaces the restrictive factory airbox and corrugated intake tract on the 2000-2006 GMC Yukon to deliver cooler, denser air charges and improve throttle response across the powerband.

The Stock GMC Yukon Flow Restrictions

Factory GMT800 intake assemblies utilize accordion-style rubber flex bellows and restrictive sound baffles that introduce substantial boundary-layer turbulence before air reaches the throttle body. Furthermore, the stock plastic airbox pulls hot underhood air through a congested fender aperture. Under heavy towing or prolonged idle, radiant heat from the radiator and cylinder heads soaks the intake tract, elevating intake air temperatures (IATs) and prompting the PCM to retard ignition timing.

The Engineering Solution

This intake conversion features a mandrel-bent aluminum intake pipe finished in durable matte black powder coat, ensuring a uniform cross-sectional diameter that maintains laminar airflow past the MAF sensor. An enclosed aluminum heat shield lined with reflective thermal insulation forms a dedicated cold-air zone isolating the inverted-cone filter from radiant engine bay thermal transfer. Reinforced 4-ply silicone couplers resist vacuum collapse under high engine load, while stainless steel band clamps maintain positive airtight sealing to prevent unmetered air leaks.

What's Included

• 1 x High-flow air filter (washable and reusable)
• 1 x Black powder-coated aluminum intake pipe
• 1 x Black powder-coated aluminum heat shield
• 1 x Reflective aluminum heat shield mat material
• 1 x 4-ply silicone coupler
• 1 x 4-ply silicone elbow
• Silicone vacuum hoses
• Stainless steel button-head bolts, washers, locknuts, and band clamps
• Installation instructions

Technical Specifications

Compatibility

• 2000-2006 GMC Yukon 4.8L V8
• 2000-2006 GMC Yukon 5.3L V8
• 2000-2006 GMC Yukon XL 1500 5.3L V8
• 2000-2006 GMC Yukon XL 2500 6.0L V8

Frequently Asked Questions & Fitment Warnings

Does this fit the GMT800 Yukon?

Yes, this is a direct fit for the 2000-2006 GMC Yukon equipped with the Vortec 4.8L, 5.3L, and 6.0L engines. Note: Fits GMT800 chassis only; will not fit 2007+ new body style (GMT900) models.

Will this kit trigger a check engine light on factory tuning?

No, the system retains the factory MAF sensor orientation and operates safely within OEM PCM fuel trim parameters without requiring an aftermarket tune.

The GMC Towing Standard

Engineered for full-size truck durability, this intake provides the sustained volumetric efficiency and thermal resistance required when hauling heavy payloads or towing trailers over long grades.