GMC Sierra 2500 Performance Air Intake - Wehrli - 4in Intake Pipe - WCFab Grey - 20-24. This 4-inch mandrel-bent aluminum resonator pipe replaces the factory plastic to reduce restriction and sharpen turbo sound.

Made for 2020-2024 GMC Sierra 2500 6.6L L5P using the OEM air box, it improves airflow to the stock VGT turbo while keeping service straightforward. It retains the OEM filter panel/box, removes the silencers, and installs with basic hand tools—no tuning required. Finished in durable WCFab Grey and supplied with silicone boots and stainless T-bolt clamps. Not compatible with S&B, Banks, AFE, or other aftermarket intake boxes. Made in the USA.

Features

• 4-inch mandrel-bent aluminum pipe
• Direct bolt-on for 2020-2024 L5P with OEM air box
• Retains OEM air box; no tuning required

Have questions or planning a build? Call us—our Austin, Texas and Los Angeles, California area teams offer installation and customization: 512-982-9393 (TX), 562-981-6800 (CA).

Buying multiple items? Contact us for shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov