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Auxiliary Fuel Tanks

Shop auxiliary fuel tanks for your truck or SUV. Filter by vehicle to see only the auxiliary fuel tanks confirmed to fit yours.

S&B Fuel Sending Unit (for use with aftermarket lift pumps) | 2017-2027 Ford F250/F350, Crew Cab Short Bed, 6.7L Powerstroke

S&B Filters
Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

Get the most out of your fuel tank with S&B’s Fuel Sending Unit for 2017-2027 Ford Super Duty 6.7L Powerstroke Crew Cab Short Bed trucks with a...

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Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

S&B Fuel Sending Unit (For use with aftermarket lift pumps) | 2011-2016 Ford F250/F350, Crew Cab, Short Bed w/OEM Tank, 6.7L Powerstroke

S&B Filters
Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

Aftermarket lift pumps provide more fuel to your diesel engine but face issues at a 1/4 tank fuel level. The S&B Sending Unit allows you to dri...

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Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

S&B Fuel Sending Unit (For use with aftermarket lift pumps) | 2007-2009 Dodge/RAM 2500 3500, 6.7L Cummins, 2005-2007 Dodge/RAM 2500 3500, 5.9L Cummins

S&B Filters
Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

Aftermarket lift pumps provide more fuel to your diesel engine but face issues at a 1/4 tank fuel level. The S&B Sending Unit allows you to dri...

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Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

S&B Fuel Sending Unit (For use with aftermarket lift pumps) | 2013-18, 2021-2024 Dodge/RAM 2500 3500 6.7L Cummins

S&B Filters
Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

Aftermarket lift pumps provide more fuel to your diesel engine but face issues at a 1/4 tank fuel level. The S&B Sending Unit allows you to dri...

View full details
Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

S&B Fuel Sending Unit (For use with aftermarket lift pumps) | 2011-2016 Ford F250/F350/F450, Crew Cab, Short Bed w/S&B Tank, Long Bed w/OEM Tank, 6.7L Powerstroke

S&B Filters
Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

Aftermarket lift pumps provide more fuel to your diesel engine but face issues at a 1/4 tank fuel level. The S&B Sending Unit allows you to dri...

View full details
Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

S&B Fuel Sending Unit (For use with aftermarket lift pumps) | 2011-2016 Ford F250/F350/F450, Crew Cab, Long Bed w/OEM + S&B Tank, 6.7L Powerstroke

S&B Filters
Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

Drive to Empty. No More Low Fuel Level Issues.The S&B Sending Unit uses a Venturi Jet Pump powered by your aftermarket external lift pump to ke...

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Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

S&B Fuel Sending Unit (For use with aftermarket lift pumps) | 2017-2027 Ford F-250/F-350/F-450, Crew Cab Long Bed, 6.7L Powerstroke

S&B Filters
Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

Aftermarket lift pumps provide more fuel to your diesel engine but face issues at a 1/4 tank fuel level. The S&B Sending Unit allows you to dri...

View full details
Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

S&B 56 Gallon High-Capacity Fuel Tank | 2011-2026 GMC and Chevy 2500/3500 6.6L Duramax LML/L5P Crew Cab Short Bed

S&B Filters
Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

Important Notes: The nozzle at high-flow fuel stations (truck stops) will be able to fill automatically. Fuel Gauge Operation: The distance to ...

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Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

S&B Fuel Transfer Pump Kit | 2011-2016 Ford F-250 / F-350 / F-450

S&B Filters
Original price $449.00 - Original price $449.00
Original price
$449.00
$449.00 - $449.00
Current price $449.00

Transfer fuel from your S&B Tank without sacrificing bed space. This S&B Transfer Pump Kit features a GPI 8 GPM fuel transfer pump that mou...

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Original price $449.00 - Original price $449.00
Original price
$449.00
$449.00 - $449.00
Current price $449.00

S&B Fuel Transfer Pump Kit | 2017-2027 Ford F-250 / F-350 / F-450

S&B Filters
Original price $449.00 - Original price $449.00
Original price
$449.00
$449.00 - $449.00
Current price $449.00

Transfer fuel from your S&B Tank without sacrificing bed space. This S&B Tansfer Pump Kit features a GPI 8 GPM fuel transfer pump that moun...

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Original price $449.00 - Original price $449.00
Original price
$449.00
$449.00 - $449.00
Current price $449.00

S&B 56 Gallon High-Capacity Fuel Tank | 2013-2026 Dodge Ram Cummins 6.7L, Crew Cab Long Bed

S&B Filters
Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

Significantly increase the range on 2013-2026 Ram Cummins 6.7L Crew Cab Long Bed trucks by upgrading to the S&B 56 Gallon High-Capacity Fuel Ta...

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Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

S&B 60 Gallon High-Capacity Fuel Tank | 2008-2010 Ford Powerstroke 6.4L Crew Cab Short Bed

S&B Filters
Original price $1,349.00 - Original price $1,349.00
Original price
$1,349.00
$1,349.00 - $1,349.00
Current price $1,349.00

This tank holds approximately 60 gallons of fuel. The float's empty position in the S&B Tank is the same as the OEM tank. Since the bottom surf...

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Original price $1,349.00 - Original price $1,349.00
Original price
$1,349.00
$1,349.00 - $1,349.00
Current price $1,349.00

S&B 40 Gallon High-Capacity Fuel Tank | 2025-2026 Winnebago Revel (AWD Chassis) 2.0L, Diesel and more.

S&B Filters
Original price $1,599.00 - Original price $1,599.00
Original price
$1,599.00
$1,599.00 - $1,599.00
Current price $1,599.00

The S&B Tank for AWD vans fits 170" Crew, Sanctuary, Tranquility, Entegra Launch, Jayco Terrain, 2025+ Revels and any builds that have plumbing...

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Original price $1,599.00 - Original price $1,599.00
Original price
$1,599.00
$1,599.00 - $1,599.00
Current price $1,599.00

S&B 50 Gallon High-Capacity Fuel Tank | 2005-2026 Dodge Ram Cummins 5.9L & 6.7L, Crew and Quad Cab Short Bed

S&B Filters
Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

Extend driving range on 2005-2026 Ram Cummins 5.9L & 6.7L Crew Cab Short Bed trucks with S&B’s 50 gallon high-capacity fuel tank. This dire...

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Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

S&B 45 Gallon High-Capacity Fuel Tank | 2019-2026 Mercedes Sprinter 144" and 170" Wheelbase

S&B Filters
Original price $1,599.00 - Original price $1,599.00
Original price
$1,599.00
$1,599.00 - $1,599.00
Current price $1,599.00

This tank will NOT fit: 144” Dually Vans 170” Crew Vans (1 row of seats) Vans with plumbing/items 24 inches from the rear end of the OEM tank or...

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Original price $1,599.00 - Original price $1,599.00
Original price
$1,599.00
$1,599.00 - $1,599.00
Current price $1,599.00

S&B 47 Gallon High-Capacity Fuel Tank | 2007-2018 Mercedes Sprinter 144" and 170" Wheelbase

S&B Filters
Original price $1,599.00 - Original price $1,599.00
Original price
$1,599.00
$1,599.00 - $1,599.00
Current price $1,599.00

This tank will NOT fit 170" Crew Vans or 144" Dually Vans, part # 10-1026 will work for the 170" Crew Vans and 144" Dually Vans. This tank will als...

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Original price $1,599.00 - Original price $1,599.00
Original price
$1,599.00
$1,599.00 - $1,599.00
Current price $1,599.00

S&B 60 Gallon High-Capacity Fuel Tank | 2005-2012 Dodge/Ram Crew Cab Long Bed

S&B Filters
Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

Important Notes:  This tank won't fit trucks with aftermarket or one-piece drivelines. The nozzle at high flow fuel stations(truck stops) will ...

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Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

S&B 52 Gallon High-Capacity Fuel Tank | 2005-2024 Dodge Ram Cummins Crew and Quad Cab Short Bed

S&B Filters
Original price $1,249.00 - Original price $1,249.00
Original price
$1,249.00
$1,249.00 - $1,249.00
Current price $1,249.00

Important Notes: The fuel gauge will continue to work however the distance to empty will not be accurate. There is no way to update the fuel tank...

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Original price $1,249.00 - Original price $1,249.00
Original price
$1,249.00
$1,249.00 - $1,249.00
Current price $1,249.00

S&B 40 Gallon High-Capacity Fuel Tank | 2007-2018 Mercedes Sprinter 144" & 170" Wheelbase & 2018-2019 Winnebego Revel (2017-2018 Chassis)

S&B Filters
Original price $1,599.00 - Original price $1,599.00
Original price
$1,599.00
$1,599.00 - $1,599.00
Current price $1,599.00

S&B Tanks are high capacity direct replacements for the OE fuel tank. Allowing for almost double the fuel capacity, so you can go further and n...

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Original price $1,599.00 - Original price $1,599.00
Original price
$1,599.00
$1,599.00 - $1,599.00
Current price $1,599.00

S&B 60 Gallon High-Capacity Fuel Tank | 2020-2023 Chevy Silverado/GMC Sierra 2500 3500 Crew Cab Long Bed

S&B Filters
Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

Important Note about the Fuel Gauge Operation: The distance to empty (DTE) on GM trucks can’t be reprogrammed, so it will show about half the mi...

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Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

S&B 64 Gallon High-Capacity Fuel Tank | 2011-19 Chevy Silverado 2500/3500 and GMC Sierra 2500/3500 Crew Cab Long Bed 6.6L

S&B Filters
Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

Important Note about the Fuel Gauge Operation: The distance to empty (DTE) on GM trucks can’t be reprogrammed, so it will show about half the mi...

View full details
Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

S&B 60 Gallon High-Capacity Fuel Tank | 1999-2007 Ford F250, F350 Powerstroke 7.3L, 6.0L Crew Cab Short Bed

S&B Filters
Original price $1,349.00 - Original price $1,349.00
Original price
$1,349.00
$1,349.00 - $1,349.00
Current price $1,349.00

Important Notes: The nozzle at high-flow fuel stations(truck stops) will not be able to fill automatically. This tank holds approximately 60 gallon...

View full details
Original price $1,349.00 - Original price $1,349.00
Original price
$1,349.00
$1,349.00 - $1,349.00
Current price $1,349.00

S&B 60 Gallon High-Capacity Fuel Tank | 1999-2010 Ford Powerstroke 7.3L, 6.0L, 6.4L Crew Cab & Ext Cab Long Bed

S&B Filters
Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

Go farther with S&B’s 60-Gallon High-Capacity Fuel Tank for 1999-2010 Ford Super Duty Powerstroke Crew & Ext Cab Long Bed trucks. Replacing...

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Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

S&B 55 Gallon High-Capacity Fuel Tank | 2006-2024 Dodge / Ram Mega Cab Short Bed

S&B Filters
Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00

Important Notes: The fuel gauge will continue to work however the distance to empty will not be accurate. There is no way to update the fuel tank ...

View full details
Original price $1,449.00 - Original price $1,449.00
Original price
$1,449.00
$1,449.00 - $1,449.00
Current price $1,449.00