Cometic PRO3008B Bottom End Gasket Set | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Features

• Complete bottom end gasket set for 6.6L Duramax engines

• Manufactured using premium materials for a reliable seal

• Ideal for stock rebuilds or high-performance engine builds

• Resists extreme temperatures, pressure, and chemical exposure

• Includes oil pan gasket, rear main seal, and other critical components

• Designed for OE-level fitment and performance

• Made in the USA with race-proven engineering

The Cometic PRO3008B Bottom End Gasket Set delivers the perfect sealing solution for your 2001–2007 GM 6.6L Duramax, whether you're performing a full rebuild or upgrading your engine’s bottom end. Known for its cutting-edge gasket technology, Cometic uses high-grade materials that withstand high heat, pressure, and corrosive environments—making it a favorite among diesel builders and enthusiasts.

This gasket set includes everything needed to seal the lower portion of the engine, from the oil pan to the rear main seal. It's ideal for both daily drivers and performance builds, ensuring long-lasting durability and leak-free operation under all conditions. Whether you’re restoring a worn-out engine or prepping for more power, the PRO3008B provides factory-level fit with racing-level performance.

Fitment:
2001, 2002, 2003, 2004, 2005, 2006, 2007 GM 6.6L Duramax (LB7, LLY, LBZ)