Direct: (503) 987-4002
Main: (503) 987-4000





Maximize your driving range with the S&B 45 Gallon Replacement Fuel Tank, engineered for 2019–2025 Mercedes Sprinter 144" and 170" wheelbase vans as well as select Winnebago RV models. Replacing the factory 24-gallon tank, this upgrade nearly doubles capacity while maintaining a factory fit and finish.
Plug-and-play installation – direct replacement using included straps and hardware
Almost double the fuel range – 45 gallons vs. OEM 24 gallons
Durable build – constructed from ¼” thick crosslink polyethylene for strength and reliability
Fuel gauge compatible – accurate with J51-equipped vans (auxiliary fuel tap optimized)
Backed by a lifetime warranty for complete confidence
We ship nationwide and internationally. Most in-stock items leave our shop within 1–3 business days. Made-to-order and oversized parts may require additional lead time; any special timing will be noted on the product page.
We want you stoked on your gear. Eligible items may be returned within 30 days of delivery for a refund or exchange.
Many products include a manufacturer warranty. We’re happy to help facilitate claims—reach out with your order number, photos, and a description of the issue.
Questions about shipping or returns? Get in touch—our team is here to help you get trail-ready.
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