There are several advantages of having a chevy duramax auxiliary fuel tank. Let’s take you step by step, type by type, and find the best chevy duramax auxiliary fuel tank for you.

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Our Top Picks:

Best Overall: Buy: Dorman Chevy Duramax Auxiliary Fuel Tank READ REVIEW

Best With Step: Buy: Beans Diesel Chevy Duramax Auxiliary Fuel Tank READ REVIEW

Best For Gravity: Buy: Nipponasia Chevy Duramax Auxiliary Fuel Tank READ REVIEW

Best For Test: Buy: Royal Vintage Spare Chevy Duramax Auxiliary Fuel Tank READ REVIEW

Best With Filler Neck: Buy: Spectra Premium Chevy Duramax Auxiliary Fuel Tank READ REVIEW

Best For Fast Delivery: Buy: Redrock Performance Chevy Duramax Auxiliary Fuel Tank READ REVIEW

Best For Easy Installation: Buy: Rdp Chevy Duramax Auxiliary Fuel Tank READ REVIEW

Best For Pickup: Buy: Titan Fuel Tanks Chevy Duramax Auxiliary Fuel Tank READ REVIEW

Best For Trailer: Buy: Rds Mfg Inc Chevy Duramax Auxiliary Fuel Tank READ REVIEW

Best For Gas: Buy: Dee Zee Chevy Duramax Auxiliary Fuel Tank READ REVIEW

Best For Long Service Life: Buy: Kujunpao Chevy Duramax Auxiliary Fuel Tank READ REVIEW

Best Overall: Dorman Chevy Duramax Auxiliary Fuel Tank

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Dorman makes beautiful and great tanks with classic and higher-grade materials. The Dorman Chevy duramax auxiliary fuel tank fits correctly and has a perfect design. Manufacturer says: We were one of the first companies to deliver replacement products for the automotive aftermarket, and we remain at the forefront today. This fuel tank strap matches the fit, function and performance of the original part.

The tank is manufactured from durable materials to withstand harsh road and weather conditions. Moreover, the Tank is a leading auto parts manufacturer founded in the United States and headquartered in Colmar, Pennsylvania. Most importantly, the Dorman Chevy duramax auxiliary fuel tank well would be perfect with durable construction and has a trustworthy design.

Almost all buyers opine that the tank is a perfect fit for gmc Sierra 2000 pick up. Further, a few say that the tanks are installed on a 2003 gmc 1500 sierra extended cab short bed. To sum up, most buyers agree that the tank suits them best, and no one questions it.

• It is thick and it is easy to replace.
• These fit perfectly, it would be perfect with excellent quality and has a good design.
• This is best for good fit and it can search for the correct part.
• Durable construction - manufactured from quality materials for superior service and reliability.

Best With Step: Beans Diesel Chevy Duramax Auxiliary Fuel Tank

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The Beans Diesel Chevy Duramax Auxiliary Fuel Tank is suitable and reliable and fits well with your daily use. The beans diesel chevy duramax auxiliary fuel tank is easier to install, it loosens it up readjusted and has a good design. The manufacturer says: All of our tank sumps come with a 3" hole saw, (so no extra trips to the hardware store), and all stainless hardware. This little guy is built like a tank and is super simple to install.

Above all, the beans diesel chevy duramax auxiliary fuel tank is perfect for use with today's high flow lift pump systems.

Almost all buyers found that the tank comes with a hole saw to cut a hole in the bottom of your tank. Further, they strongly agree that the tank does not affect the flow rate. Moreover, they also found that the fuel to drain out of the tank, so run your tank low before install. Without any doubt, this product passed the test and had very satisfied buyers eager to share their experience.

• It is very happy and it is blue.
• This is easy to install. no more low fuel issues.
• This will work with a steel tank as long as the surface is clean and flat.
• This comes with the correct size hole saw with the sump.

Best For Gravity: Nipponasia Chevy Duramax Auxiliary Fuel Tank

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If you often find yourself confused about the appropriate and satisfactory tank, Nipponasia Chevy Duramax Auxiliary Fuel Tank should be your first option for buying. The nipponasia chevy duramax auxiliary fuel tank comes with fit fine and it is fitment. The auxiliary fuel tank is connected to the vehicle's fuel tank, If you use an electric fuel pump to draw gas from the top of the fuel tank, you can perform gasoline auxiliary fueling. Further, the tank is special, comes with a good product and it is installed without issue.

The tank is designed to work with a 3/8-inch female pipe thread drain fitting. Most importantly, the nipponasia chevy duramax auxiliary fuel tank is suitable for gravity fueled auxiliary fuel tank, only for diesel.

Almost all customers agree that the tank is great for gravity feeding. hose clamps are complete junk, won’t even get snug before popping loose and striping out needed better hose clamps. Also, they also found that the tank was installed at the 12o'clock position per the installation directions. In addition, a few say that the kit is 1 1/4 " some newer trucks require 1 1/2.

• 5.designed to work with 3/8-inch female pipe thread drain fitting.
• This is good for low quality clamps and it works flawlessly.
• This is easy to install and a good value for the money.
• This includes accessories, hose and clamp, easy to install.

Best For Test: Royal Vintage Spare Chevy Duramax Auxiliary Fuel Tank

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Royal Vintage Spare line of tanks comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The royal vintage spare Chevy duramax auxiliary fuel tank is very happy and it is empty. The manufacturer says: We will leave no stone unturned in order to serve our customers. Moreover, this is easier and it allows for perfect size.

Above all, the royal vintage spare Chevy duramax auxiliaryfuel tank is made with good product, is great for a great price and it is good for fast delivery.

Most buyers agree that the tank is used to tune the motorcycle carburetor while the tank is off. Moreover, they strongly agree that the tank is not a dislike but more of a beware, The hose and flow valve assemble that attach to the main tank are left hand thread. In conclusion, buyers found this to be one of the best tanks for daily purposes.

• This is very strong and it has the best price.
• It does a nice job, easy to use.
• This is good for motorcycles and pretty much any small engine.
• This is great for diagnosing carb issues.

Best With Filler Neck: Spectra Premium Chevy Duramax Auxiliary Fuel Tank

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Not everyone likes to purchase a tank for their daily purpose, but the Spectra Premium Chevy Duramax Auxiliary Fuel Tank would be an anomoly. The spectra premium chevy duramaxauxiliary fuel tank fits perfectly, fits very well and it is fitment. The Manufacturer says: unit is designed to meet fit, form and function requirements accomplished by leveraging our own fuel system design expertise. The raw steel material is stamped, assembled and packaged at the same facility into a fuel tank ready to be installed with a perfect fit.

The tank is made of high quality corrosion-resistant steel. Above all, the spectra premium chevy duramax auxiliary fuel tank is best for good fit and it allows for great fit.

Almost all customers opine that the tank fits square body chevys and gmc trucks. Moreover, a few strongly agree that the tank fits your vehicle 's needs, but make sure you need a 16 gallon tank. In conclusion, at the price, they believe that they got a steal of a deal with it.

• Salt-spray testing to ensure product durability.
• This fits a 1986 chevrolet c 10 with a 305 cu inch engine.
• This worked fine, it can be adjusted for exact fit and has a perfect design.
• This is the perfect replacement for the 85 gmc driver side tank.

Best For Fast Delivery: Redrock Performance Chevy Duramax Auxiliary Fuel Tank

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If you often find yourself scrambling for an appropriate and satisfactory tank, Redrock performance chevy duramax auxiliary fueltank is your end point. The Redrock Performance Chevy Duramax Auxiliary Fuel Tank is good for fast delivery and has a perfect design. The Manufacturer says: Our customer service team will answer all your questions within 24 hours. The RDS auxiliary tank is easy to install and provides a stable gravity fuel supply to control the fuel level from the oe tank.

The tank is compatible with ford & dodge 2012 & older, chevy / gmc 2011 & newer. And, it is also oxidized to its original color. Most importantly, the redrock performance chevyduramax auxiliary fuel tank is designed for 3/8" female fuel outlet fittings.

Almost all customers opine that the tank is capable of fitting that truck very nicely. Also, a few strongly agree that the tank can be used as an auxiliary fuel tank, diesel only. And, a few say that the tank works well and it's nice to not have to pump fuel to the main tank. To sum up, buyers found this to be one of the best tanks for daily purposes.

• This includes fittings, hoses and clamps, as well as the required hoses and hardware.
• This is made of rubber and worked great and easily.
• This is best for good fit, is black, it is easier and has a unique design.
• The kit controls fuel levels in your oem tank to prevent overflow.

Best For Easy Installation: Rdp Chevy Duramax Auxiliary Fuel Tank

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Rdp offers a variety of tanks for personal choice and yet maintains quality in all the variants. The Rdp Chevy Duramax Auxiliary Fuel Tank features a stand pipe that places the returned fuel above the fuel feed. Installation of most aftermarket fuel systems requires you to cut and "tee" into your factory fuel filler neck. Further, this is made from aircraft grade t6 billet aluminum and works great with stock & aftermarket fuel tanks.

Finally, the rdp chevy duramax auxiliary fuel tank is dual, is great for a great price, It is perfect for great quality and has a perfect design.

Most buyers agree that the tank has a double o-ring on the sump itself. In addition, a few say that the tank is good as a name brand. And, a few say that the tank fit first before even getting started on this project.

• This is easy to install and, best of all, no leaks.
• This includes barbed fittings for 1/2" hose.
• This will probably forever reek of diesel fuel.
• This would be perfect with teflon tape, It is blue and has a good design.

Best For Pickup: Titan Fuel Tanks Chevy Duramax Auxiliary Fuel Tank

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The Titan Fuel Tanks Chevy Duramax Auxiliary Fuel Tank is the most convenient tank on the market today. The titan fuel tanks chevy duramax auxiliaryfuel tank is tough and has a good design. Manufacturer says: We knew right away that this was it. Further, it is made with military grade cross-linked polymer and does not rust or corrode.

The tank is extremely tough, it can search for the correct part and has low style. Most importantly, the titan fuel tanks chevy duramaxauxiliary fuel tank wanted to be able to go where the nearest fuel station might be hundreds of miles away.

Almost all customers found that the tank is required if the eighth character in the vin is a in1in. Further, they strongly agree that the tank will but, there is a bigger tank that will fit your truck. Moreover, a few also found that the tank fits into the area where the current tank resides once removed.

• Extra large midship tank, 52 gallons.
• This includes the tank and hardware to mount the tank.
• No welds or seams titan mid-ship tanks.
• This is made from aluminum and does not bend.

Best For Trailer: Rds Mfg Inc Chevy Duramax Auxiliary Fuel Tank

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Compared with other tanks in this category, the Rds Mfg Inc Chevy Duramax Auxiliary Fuel Tank has a convenient design. The rds mfg inc chevyduramax auxiliary fuel tank is very happy, functions well, it is for lower cost and has low style. To "pressurize" the fuel tank toolbox combo is a 41. In addition, it worked fine and it is designed for universal fit.

The tank comes with a built-in toolbox and 100 percent aluminum diamond tread plate construction. Most importantly, the rds mfg inc chevy duramax auxiliary fueltank has a reinforced lid and it fits great.

Almost all buyers agree that the tank fit with a fifth wheel. And, they strongly agree that the tank is not made to attach a pump. Further, they strongly agree that the bottom of the tank is 12 " deep but to allow room for the top to open, it is placed 3 " away from the back of the bed.

• but the tool box portion is smaller than a normal one.
• The auxiliary tank will automatically fill your existing fuel tank when the fuel lowers.
• This toolbox / fuel tank does not include a transfer pump.
• This has a valve and you operate it manually.

Best For Gas: Dee Zee Chevy Duramax Auxiliary Fuel Tank

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If you often find yourself confused about the appropriate and satisfactory tank, Dee zee Chevy duramax auxiliary fuel tank is your solution. The Dee Zee Chevy Duramax Auxiliary Fuel Tank is compatible with center mounted transfer pumps. Connector kits to feed diesel directly into your fuel line are sold separately. And, it is very happy and it is built with a good product.s.

The tank is constructed of heavy gauge brite-tread aluminum. In addition, it has been a staple brand in the truck accessory market since 1977. Finally, the dee zee chevy duramax auxiliary fuel tank is built with full weld stability baffles, allowing for great fit and it is straight forward.

Almost all customers opine that the tank is designed for gas but should say so. Moreover, they strongly agree that the tank does have baffles, and on the f350 the filler neck is above the rails. In addition, they also found that the only way to describe installation of the kit is the companion to the tank for the fuel line. Overall, most buyers call the tank functionally comfortable and no one questions it.

• This is great for gas cap and it fits well.
• This fits in front of the truck bed.
• Full weld stability baffles and drain plug.
• It fits great and has a good design.

Best For Long Service Life: Kujunpao Chevy Duramax Auxiliary Fuel Tank

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The Kujunpao Chevy Duramax Auxiliary Fuel Tank's high-end materials make sure that it ages well with use. The kujunpao chevy duramax auxiliary fuel tank is convenient and simple to add to that it is made of high-quality steel billet and high-strength aluminum. Make sure this fits by entering your model number. Also, the tank has excellent anti-corrosion and anti rust performance and a long service life.

The tank includes an allen wrench, steel drain plug, aluminum housing, aluminum top plate, 2 pcs 1/2” npt x 1/2" hose id, 2pcs 1/2" npt x 5/8" hose id,, 3 sealing washers and 3 stainless steel bolt. Lastly, the kujunpao chevy duramax auxiliary fuel tank is dual and it is common.

• This is compatible with airdog or fass for cummins, duramax, powerstroke.
• Compatible with airdog or fass for cummins, duramax, powerstroke.
• New and hot releases.