The ACDelco CF193C (GM 23101674) is the carbon-media passenger-compartment (cabin) air filter for GM Silverado and Sierra trucks, including 2007–2010 Silverado/Sierra 2500 HD and 3500 HD with the 6.6L Duramax.

Features & Benefits

• Carbon cabin air filter, GM P/N 23101674 / ACDelco CF193C
• Electrostatic multi-layer inserts trap up to 95% of dirt, dust, pollen and other pollutants down to 10 microns (per GM)
• Layered construction creates 'separated' media to help contain dust and pollen
• Segmented design allows installation in tight spaces
• Requires a retrofit kit (sold separately) for initial installation on trucks without a factory filter
• Genuine GM / ACDelco OE part, designed, engineered and tested to GM standards and backed by General Motors

Application

• Chevrolet Silverado 2500 HD / 3500 HD (2007–2010), incl. 6.6L Duramax
• GMC Sierra 2500 HD / 3500 HD (2007–2010), incl. 6.6L Duramax
• GM also lists it for 2007–2013 Silverado 1500 / Sierra 1500

Always verify fitment by VIN or by matching the GM/ACDelco part number on your original part before ordering.

Cross-Reference / OE Numbers

• GM: 23101674
• ACDelco: CF193C (carbon)
• Particulate version: ACDelco CF194 / GM 22759203