---tab Description--- Description Upgrade your GM 6.6L Duramax engine (2017–2025) with this high-capacity cast aluminum oil pan, engineered for superior cooling, strength, and long-term durability. Unlike stamped steel factory pans, this lightweight aluminum design improves oil temperature control, increases oil capacity by 2 extra quarts, and provides better engine protection. Whether for daily driving, towing, or off-road performance, this oil pan ensures your engine runs cooler, cleaner, and stronger. Fitment 2017–2025 Chevrolet Silverado 2500HD / 3500HD 2017–2025 GMC Sierra 2500HD / 3500HD Key Features Superior Heat DissipationCast aluminum with external cooling fins increases surface area, effectively lowering oil temperature compared to stock steel pans. Reinforced StructureBuilt-in strengthening ribs improve rigidity and impact resistance—ideal for off-road or heavy-duty use. Increased Oil Capacity (+2 Quarts)Larger volume provides extended lubrication, reduces oil breakdown, and enhances cooling efficiency. High-Efficiency Oil DrainageFlat-bottom design ensures complete oil evacuation during oil changes, preventing sludge buildup. Magnetic Drain PlugEnhanced magnet attracts metal shavings and debris, protecting engine internals from wear. Sensor Port ReadyIncludes a 1/8” NPT port for optional oil temperature sensor installation. Reusable Fluorine Rubber SealUnlike traditional copper washers that require frequent replacement, the fluorine rubber seal offers long-term reusability. Complete Installation KitIncludes gasket and mounting hardware for direct bolt-on replacement—no modifications required. Durable & Corrosion-ResistantAluminum construction resists rust, deformation, and thermal expansion, even in harsh environments. Specifications Material Cast Aluminum Weight 6.28 kg Position Direct replacement at the bottom of the engine – no modifications required. Installation SPELAB Oil Pan Installation ---tab FAQ--- FAQs Q: Why should I upgrade from the factory steel oil pan?A: This cast aluminum design offers better cooling, higher capacity, and stronger protection against heat and debris. Q: How much additional oil does it hold?A: It increases oil capacity by 2 quarts, which enhances cooling and extends oil life. Q: Does this pan require vehicle modifications?A: No. It installs directly in the factory location with the included hardware and gasket. Q: Is the magnetic drain plug included?A: Yes, and it is designed to capture harmful metal particles to protect your engine. Q: Can I install an oil temperature sensor?A: Yes, the oil pan includes a 1/8” NPT port for optional sensor installation. Q: Does the fluorine rubber seal need frequent replacement?A: No. Unlike copper seals, the fluorine rubber gasket is reusable and only requires replacement when necessary. Q: Will the added capacity affect clearance?A: The design maintains compatibility with the GM 6.6L chassis, but care should be taken to confirm sufficient clearance during...