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The CSF OEM intercooler for 2006–2010 GMC Sierra 2500HD 6.6L is a direct-fit replacement intended to restore factory charge-air cooling. Built to OEM-style specifications, it replaces the vehicle’s original intercooler core to help control intake temperatures and support stable boost performance. Use it as a like-for-like service part when the factory intercooler is compromised.
CSF 06-10 GMC Sierra 2500HD 6.6L OEM Intercooler
