LLY Duramax Intercoolers

4 Items

**LB7|LLY Duramax OE Replacement Intercooler CSF 6007** $425.25
California Restricted

Fits: LB7|LLY Duramax 2001-2005

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**LB7|LLY Duramax Replacement HD Intercooler CSF 7103** $1,066.67
California Restricted

Fits: LB7|LLY Duramax 2001-2005

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**LB7|LLY Duramax Intercooler Mishimoto MMINT-DMAX-01SL** $1,049.95
California Restricted

Fits: LB7|LLY Duramax 2001-2005

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**LLY Duramax Techni-Cooler Intercooler System Banks Power 25978** $1,459.00
Fits: LLY Duramax

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Intercoolers for Your LLY Duramax Silverado & Sierra
A larger, more efficient CAC (charge air cooler) — commonly called an intercooler — drops intake temps and unlocks real power on your LLY Duramax-powered Silverado or Sierra. Shop OE replacement and heavy-duty intercoolers from CSF, a complete Mishimoto intercooler, or the Banks Power Techni-Cooler system for a full-capacity upgrade. Whether you're replacing a cracked factory unit or upgrading for serious boost, these intercoolers keep intake temps in check and airflow moving efficiently from turbo to intake.