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The Cometic Street Pro 04-07 GM 6.6L Duramax Diesel V8 4.100inch Top End Gasket Kit - PRO3009T is a precision-engineered gasket kit with a 4.100" bore and .100" compressed thickness.
This Cometic complete gasket kit delivers a comprehensive, precision-matched set of seals and gaskets engineered to OE or better specifications. Each component is manufactured from materials specifically chosen for their temperature range, chemical resistance, and compressibility — ensuring every sealing surface in your engine is properly protected during rebuild or performance upgrades.
Verified fitment: Chevrolet Express 2500 (2006–2007); Chevrolet Express 3500 (2006–2007); Chevrolet Silverado 2500 (2005–2007); Chevrolet Silverado 3500 (2005–2007); GMC Savana 2500 (2006–2007); GMC Savana 3500 (2006–2007); GMC Sierra 2500 (2005–2007); GMC Sierra 3500 (2005–2007).
Free U.S. standard shipping on qualifying orders $199+. Special order and made-to-order items can't be cancelled or refunded once ordered.
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We carry 750,000+ parts, so we can probably still get it. Check the spelling, try the part number, or ask us.
Request this part Text us (833) 691-5717