Upgrade the charge-air pipes on your 2020–2025 6.6 L Duramax with this high-flow stainless steel hot- and cold-side intercooler charge pipe kit. It replaces the restrictive factory pipes with larger, mandrel-bent stainless tubing for smoother airflow, stronger boost integrity, and improved throttle response — ideal for tuned or heavy-duty builds.
Benefits
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Improved throttle response and smoother power delivery
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Better boost retention under heavy load or tuning
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Enhanced durability and resistance compared to factory plastic/rubber piping
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Ideal for towing, heavy-duty use, or performance builds
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