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The CSF OEM intercooler for 2011–2016 GMC Sierra 2500HD 6.6L is a direct-fit replacement that restores factory charge-air cooling. Manufactured to OEM-style specifications, it replaces the original intercooler to help maintain consistent intake temperatures and turbo response. Install this unit when replacing a damaged core to return the forced-induction system to expected operating performance.
CSF 11-16 GMC Sierra 2500HD 6.6L OEM Intercooler
