S&B 62 Gallon High-Capacity Fuel Tank for 2011-2023 GM Duramax 6.6L Crew Cab Short Bed
Can I pick up my order or have it installed at your shop?
Can I pick up my order or have it installed at your shop?
Absolutely. We offer local pickup on most products and full professional installation at our shop in Washington, MO. Whether you just want to grab your parts or have our techs handle the install, we’ve got you covered. Give us a quick call at 636-429-7020 or message us to schedule a visit — we’ll make sure the parts are ready when you arrive.
How do I know if this part fits my vehicle?
How do I know if this part fits my vehicle?
Unsure if it’ll fit? No problem — that’s what we’re here for. Send us your vehicle’s year, make, and model, and we’ll verify fitment before you order. We can also point you toward compatible upgrades or supporting parts if needed.
What if I need to return a product or it’s defective?
What if I need to return a product or it’s defective?
Most unused items can be returned within 30 days in their original packaging. Some products are covered by a manufacturer’s warranty as well. If something arrives damaged or doesn’t meet your expectations, just let us know — we’ll help you get it replaced, refunded, or repaired. (Tracking updates are also emailed automatically once your order ships.)
What's the lead time on custom or fabricated parts?
What's the lead time on custom or fabricated parts?
Many of our parts are built to order — especially fabricated or performance components. These can take additional time to produce before shipping. Lead times vary by manufacturer and demand, but we’ll always keep you updated along the way. If you’re working on a tight schedule, reach out before ordering at 636-429-7020 and we’ll confirm current availability or estimated ship dates.
Description
Description
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S&B 62-Gallon Replacement Fuel Tank for GM Duramax
The S&B 62-Gallon Replacement Fuel Tank is designed to dramatically extend driving range for GM Duramax trucks while maintaining factory-level fitment and reliability. This high-capacity tank replaces the OEM fuel tank, providing significantly more onboard fuel without sacrificing ground clearance or drivability.
Constructed from S&B’s proprietary cross-linked polymer, the tank is built to resist impacts, corrosion, and harsh operating environments far better than traditional steel tanks. It integrates seamlessly with factory fuel system components and is engineered to retain proper fuel pickup and gauge functionality, making it a dependable upgrade for towing, long-distance travel, and work applications.
This system is ideal for truck owners who want fewer fuel stops, improved convenience, and a robust fuel storage solution built for real-world use.
Key Features:
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Massive 62-gallon fuel capacity
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Direct replacement for the factory fuel tank
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Cross-linked polymer construction resists corrosion and impacts
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Maintains proper fuel pickup and gauge operation
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Designed to retain factory ground clearance
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Ideal for towing, long-distance driving, and work trucks
Critical Notes:
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Replaces OEM fuel tank entirely
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Uses factory-style fuel system connections
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Professional installation recommended
Vehicle Fitment:
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2017–2023 Chevrolet Silverado 2500HD / 3500HD with 6.6L Duramax L5P
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2017–2023 GMC Sierra 2500HD / 3500HD with 6.6L Duramax L5P
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2011–2016 Chevrolet Silverado 2500HD / 3500HD with 6.6L Duramax LML
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2011–2016 GMC Sierra 2500HD / 3500HD with 6.6L Duramax LML
SKU: 10-1017
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