Chevrolet Medium Duty 4500 Performance Air Intake – Wehrli High Flow Intake Horn, Sparkle Copper (’19-’24). Built for the 6.6L Duramax L5D, this 4-inch cast-aluminum turbo inlet replaces the restrictive factory mouthpiece to improve airflow and response.

CNC-machined with a smooth transition and anti-surge face that engages the compressor cover for efficient flow. Straightforward bolt-on install with included hardware and no tuning. Works with stock and OEM-style drop-in turbos and with OEM or aftermarket cold air intakes.

Features

• True 4 in. inlet with optimized anti-surge face
• 25% greater inlet area; up to 27% better flow than stock
• CNC-machined cast aluminum; Sparkle Copper powder coat; Made in USA
• O-ring turbo face seal; billet #10 ORB PCV port; bolt-on with hardware

Questions or planning a build? Call our experts in Austin, TX at 512-982-9393 or in the Los Angeles, CA area at 562-981-6800. We offer installation and customization at both locations.

Buying multiple items? Contact us for shipping discounts. We install on premises at both our Austin and Los Angeles locations.

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