Cometic C15043 17-Bolt Fiber Oil Pan Gasket Lower - .060 inch | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Features:

• Fits 2001–2016 Silverado and Sierra 2500HD Duramax
• Designed for 6.6L Duramax diesel engines
• 17-bolt pattern for precise factory fitment
• Fiber construction for superior sealing performance
• .060-inch compressed gasket thickness
• Reinforced for sealing irregular surfaces
• Built with high-strength composite materials
• Resists leaks under heat and pressure
• Ideal for stock and performance builds
• Compatible with OE and aftermarket oil pans
• Durable construction for long service life
• Manufactured by Cometic, a trusted gasket brand

Stop the Leaks Before They Start

When you’re working on your Duramax, the last thing you want is to deal with leaks down the road — and that’s where the Cometic 17-Bolt Fiber Oil Pan Gasket comes into play. Designed to seal tight even against imperfect surfaces, this gasket gives you the confidence that once your truck’s buttoned up, it’s staying that way. Whether you're rebuilding for strength or just replacing a worn-out stock gasket, Cometic's high-quality fiber construction keeps oil exactly where it belongs, even under serious heat and pressure. It’s a smart upgrade for anyone who’s tired of crawling under the truck to chase slow leaks or cleaning up the mess. Installation is straightforward, and the fitment is spot-on for 2001–2016 Silverado and Sierra HD trucks with the 6.6L Duramax. Plus, it’s built tough enough to survive the demands of daily driving, heavy towing, or weekend hauling. When you need a gasket you can trust, Cometic makes sure you're covered from the first bolt to the last.

Precision-Sealed Protection for Your 6.6L Duramax

The Cometic C15043 Fiber Oil Pan Gasket is engineered specifically for 2001–2016 GM Silverado and Sierra 2500HD/3500HD models equipped with the 6.6L Duramax diesel engine. Featuring a reinforced fiber material and a compressed thickness of .060 inches, this gasket is built to handle irregular surfaces and maintain a tight seal under heavy loads and extreme temperatures. The 17-bolt design mirrors factory specifications for a precise fit, eliminating guesswork and ensuring even clamping across the oil pan surface. Composite layering with armor-clad reinforcement and graphite compounds enhances durability, helping resist leaks even in high-performance or high-mileage applications. Whether you're installing it on a stock daily driver or a performance-tuned rig, this gasket is up to the task. It's compatible with both OE and aftermarket pans, making it a versatile solution for different builds. Backed by Cometic’s reputation for reliability, this gasket delivers professional-grade sealing performance where it matters most.

Fits: 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Notes:

• Designed for 2001–2016 Silverado and Sierra 2500HD/3500HD
• Fits 6.6L Duramax diesel engines only
• 17-bolt pattern matches factory oil pan design
• Fiber construction reinforced for irregular surfaces
• .060-inch compressed thickness for reliable sealing
• Ideal for both stock and performance applications
• Helps resist oil leaks under high heat and pressure
• Compatible with OE and aftermarket oil pans
• Ensure surfaces are clean and smooth before installation
• Light torque in a crisscross pattern recommended
• Professional installation suggested for best results