10 Best 40 Gallon Auxiliary Fuel Tanks – Review And Buying Guide

What is the 40 gallon auxiliary fuel tanks on the market today? With so many options, it’s normal for consumers to become overwhelmed when trying to find an appropriate brand for shopping. There are way too many choices on the market, including knock-off brands that are cheaply built. 

Our review team is a group of avid product hunters, and they want to share their experiences with you.

To help you find the 40 gallon auxiliary fuel tanks brand we analyzed & researched all the features that are right for you and came up with a list of 10 different options to purchase.

We also took time to assess a wide variety of options including durability, materials, designs, expert reviews & customer ratings to find the best-performing 40 gallon auxiliary fuel tanks

The resulting review has in-depth details on specific performance areas, as well as recommendations for your goals and budget. 

Read on and know which is right for you.

Top 10 40 gallon auxiliary fuel tanks : Editor’s Pick

10 Best 40 gallon auxiliary fuel tanks Reviews:

1. Rds 70387 Auxiliary Liquid Tank – 45 Gallon Capacity

Features :

  • RDS Notched Auxiliary Diesel Fuel Tank
  • Type: Auxiliary
  • Notched Corners
  • Capacity: 40 Gallons
  • Overall Dimensions: 60″L x 20.5″W x 9″H

Additional Info :

Item Dimensions
Height 15
Width 48
Length 60
Weight 50

2. Titan Fuel Tanks 5410040 40 Gallon Extra Heavy Duty, Cross-Linked Polyethylene Fuel Tank

Features :

  • PVP

Additional Info :

Item Dimensions
Height 18
Width 19.5
Length 48
Weight 0.000625

3. RDS MFG INC 70387 Auxiliary Fuel Tank 48Gal

Features :

  • Product Type :Auto Accessory
  • Package Dimensions :22.86 Cm L X50.8 Cm W X152.4 Cm H
  • Country Of Origin :United States
  • Package Weight :84.0Lbs

Additional Info :

Item Dimensions
Height 9
Width 20
Length 60
Weight 84

4. Auxiliary Fuel Tank Install Kit 11025 Diesel Installation Kit Compatible with Rds Auxiliary Fuel Tank Gravity Fueled Auxiliary Fuel Tank and Newer Models with 1½” Fill Line

Features :

  • 🚙EASY TO INSTALL: The auxiliary fuel kit used to connect the RDS tank to the truck is for diesel fuel only. The diesel installation kit is easy to install and provides a stable gravity fuel supply to control the fuel level from the OE tank.
  • 🚙 KIT INCLUDES:REDROCK PERFORMANCE RDS Auxiliary Fuel Tank Kit is designed for 3/8″ female fuel outlet fittings. The auxiliary fuel tank install kit includes fittings, hoses and clamps, as well as the required hoses and hardware. Compatible with Ford & Dodge 2012&older, Chevy/GMC 2011&newer.
  • 🚙UNIQUE DESIGN: The black tube surface is electrophoresis treated, which looks more shiny and effectively prevents corrosion. The aluminum valve is also oxidized in its original color. The threads are also made stronger by adding anti-seize.
  • 🚙WARM TIPS: REDROCK PERFORMANCE 11025 diesel auxiliary tank install kit closes the valve to prevent gas from escaping from the tank. Please use a tool to make the rds fuel tank valve more closed during installation to prevent spillage.
  • 🚙CUSTOMER SERVICE: If you do not understand the installation instructions, please inform us immediately.Our customer service team will answer all your questions within 24 hours.

Additional Info :

Color black

5. Better Built HD 36 Gallon Black Steel, Lid, Transfer Tank

Features :

  • Large 36-gallon capacity
  • Overfill restriction provides automatic shutoff at the pump to prevent spilling
  • Built-in baffles add strength and prevent contents from shifting during transport
  • 2in. dia. flush-mounted inlet and outlet bungs allow for fast flow
  • Lockable cap adds security

Additional Info :

Color black
Item Dimensions
Height 17
Width 11
Length 0
Weight 40

6. DEE ZEE DZ92556NSB Transfer Tank

Features :

  • Heavy Duty 14-Gauge Steel
  • Radius Curve Eliminates Weld Pressure Points
  • 5 Stability Baffles and Drain Plug
  • Mounting Tabs to Secure to the Truck Bed
  • 42 Gallon Capacity

Additional Info :

Color black
Item Dimensions
Height 10
Width 22
Length 59
Weight 93

7. RDS MFG INC 72773 Fuel Tank

Features :

  • Aluminum tank and toolbox – no rusting
  • Toolbox built using 0058 ga aluminum
  • Fully welded seams and reinforced lid
  • Universal Fit

Additional Info :

Color RDS
Item Dimensions
Height 21.75
Width 18
Length 55
Weight 0.000625

8. PQY 11025 Auxiliary Fuel Tank Install Kit Compatible with Rds Auxiliary Fuel Tank Gravity Fueled Auxiliary Fuel Tank and Newer Models with 1 1/2″ Fill Line

Features :

  • This Fuel Tank Install Kit is for Gravity Fueled Auxiliary Fuel Tank & Newer Models with 1½” Fill Line.
  • Work with a 3/8″ female pipe thread drain fitting.Made of high quality Aluminum & Rubber.
  • The Diesel Installation Kit Fits for diesel-powered passenger truck sizes through vehicle models 350 or 3500 (not for use on diesel commercial/semi-trucks).
  • The 1 1/2″ Diesel Install Kit is Compatible with 99-22 Ford, 11-22 Chevy/GMC, 99-12 Dodge(Only for Diesel Engine!)
  • OE part number of the Auxiliary Fuel Tank Install Kit:11025, 011025.
  • WARRANTY:PQY offers 1 year warranty for the installation kit.If you have any problem ,please contact us and we will respond you on 24 hours except weekends and holidays.

Additional Info :

9. JOBOX Crescent 50 Gallon White Square Steel Liquid Transfer Tank for Trucks – 485000, 23.25x24x23.25

Features :

  • Tanks have internal baffles for extra strength and to control the flow of contents when moving
  • 2″ NPT reinforced bungs allow mounting a pump on either side of the tank
  • Built-in lifting rings to assist with lifting and moving an empty tank
  • Lockable filler cap and coupler prevent excessive pressure build up
  • Heavy-duty brackets to secure the tank to the truck bed

Additional Info :

Item Dimensions
Height 24
Width 24
Length 24
Weight 85
Release Date 2018-08-23T00:00:01Z

10. RDS MFG INC Auxiliary Fuel Tank 37Gal – 71804

Features :

  • RDS offers a full assortment of tanks in various capacities and dimensions to fit your needs
  • Gasoline auxiliary fueling is allowed, if siphoned from the top of the tank by using an electric fuel pump

Additional Info :

Item Dimensions
Height 9
Width 20
Length 50
Weight 77

How we Selected the 40 gallon auxiliary fuel tanks

Most of the products listed are not selected hand to hand. We used artificial intelligence to make the list. But we can assure you all the products listed here are of superior quality as they are already tested by real users, rated by expert reviewers, and recommended by real humans.

Key decision-making factors you should consider to select the products:


An important factor to consider when purchasing 40 gallon auxiliary fuel tanks is cost and performance, which typically go hand in hand. With more companies entering the 40 gallon auxiliary fuel tanks market, options for quality and high-performance become increased. Just because a 40 gallon auxiliary fuel tanks is the most expensive does not mean it’s the best choice for you and your hard-earned dollar. There are many lower-priced models available with very good performance and comfort.

Brand Value

Choose the 40 gallon auxiliary fuel tanks from the brand that offers the best value to its customers, with high-quality products and excellent customer service. Good brand products are made with the utmost care and precision, and they’ll always be here to help you answer your query and solve any fault on the products or even refund your money if any damage is found on the products.


Before clicking on the buy now button or adding products to your shopping carts make sure this product meets all the specifications you need.

Product specifications are important when choosing a product. They determine what the product can and cannot do. With so many products on the market, it is important to select the right one for your needs.

Choose the 40 gallon auxiliary fuel tanks made with only the finest materials, and it’s been precision-engineered to meet your needs. 

When looking at different specifications, there are three main points to consider: performance, features, and price. Each of these factors is important in making your final decision. By considering all of them, you can be sure that you got the best bang for your buck.


The world is full of amazing 40 gallon auxiliary fuel tanks, and it can be hard to decide which one to purchase. One way to make a decision is by looking at the design. There are many factors that contribute to the overall design of a product, including materials used in manufacturing, color scheme, and even visual weighting. Knowing about these things can help you find a product that suits your taste and needs perfectly.

Customer Ratings

When it comes to making purchase decisions, many people give significant weight to customer ratings. It’s easy to see why- after all, who knows better what a product is like than the people who have actually used it? When you’re trying to decide which product to buy, checking out the customer ratings can be a great way to get an idea of how others have felt about their experience with the product. Of course, you should always take reviews with a grain of salt- not everyone is going to love every product, and some people might be more likely to leave a review than others. But overall, customer ratings are usually a pretty good indicator of how satisfied people are with a particular product. 

Stability and Control

A blinkx.tv‘s stability and control is an important factor in determining how well it performs, and we weighted this metric. 

Consider how much stability or control you want when using the item.

We take into account factors including the impact of this product on our life and how we will feel when using this.


No one wants to deal with discomfort or constraints when enjoying the things they love. Comfort is a critical metric to consider when you’re thinking about using 40 gallon auxiliary fuel tanks. There are many different types of 40 gallon auxiliary fuel tanks that provide stability and control while providing a smooth, comfortable function. For example, when you buy a fishing kayak, you want to ensure that you don’t spend your whole trip thinking about how much you want to get out of your boat because your back is aching or your feet are falling asleep.


The way a 40 gallon auxiliary fuel tanks is designed and manufactured and the material it is made of are key attributes indicating how durable it will be. Choose the best 40 gallon auxiliary fuel tanks that has the ability to withstand wear, pressure, or damage. 

Plus, make sure it features a sleek design that’ll look great in any place. So whether you’re a busy mom or a construction worker, you’ll appreciate how sturdy this product is.

What Are the Most Popular 40 gallon auxiliary fuel tanks Models on the Market Today?

There are a variety of 40 gallon auxiliary fuel tanks products available on the market today for men & women who are looking for quality and reliability. All 40 gallon auxiliary fuel tanks models base themselves on the same basic principle. However, they suit different user preferences.

It’s no secret that different products are popular among different demographics. But what if you could see which items were the most popular among all consumers? Well, you can, and we’ve got the list for you. Check out our list to select products that everyone seems to love, regardless of their age, gender, or location.

Some tips to Select the Most Popular 40 gallon auxiliary fuel tanks

  • The three most important factors to consider when selecting the most popular products are price, quality, and popularity. 
  • Price is one of the more obvious considerations since you want to make sure it is reasonable for your needs.
  • Quality should also be considered because if you buy a product with poor quality then that will not help with your overall goal of finding the best possible product. 
  • Finally, popularity may not seem like an important factor but it can actually be just as crucial as either price or quality considering how many consumers there are in this world looking for great deals on amazing products!


1. What is the price range for 40 gallon auxiliary fuel tanks?

40 gallon auxiliary fuel tanks offer various range prices, depending on their function as well as design. In today’s world, it is hard to know what a product will cost. You typically have no idea how much something costs because the price range can vary so widely. For example, a pair of jeans could be $20-$200 depending on who you buy them from and where you live. The same goes for other products such as 40 gallon auxiliary fuel tanks. 

2. Are 40 gallon auxiliary fuel tanks worth the money?

There’s no doubt that we live in a disposable society. We’re constantly being bombarded with advertisements for the newest and most innovative 40 gallon auxiliary fuel tanks on the market. But are these 40 gallon auxiliary fuel tanks really worth our hard-earned money? Some of them definitely are if you can choose carefully! But others…not so much.

3. When should I buy a new 40 gallon auxiliary fuel tanks?

You’re looking for a new 40 gallon auxiliary fuel tanks that you’ve always wanted. Should you buy it now, or wait? It’s hard to tell what will happen with the price in the future. If there are no signs of slowing down production, then it might be worth buying now so you can enjoy your purchase sooner rather than later. But if production is on the way down and prices are expected to increase, then it might be better off waiting until after all of the hype has died down before making your decision. 

4. Which type of 40 gallon auxiliary fuel tanks is best?

I’m so sorry if you are confused. It’s not an easy decision to make, I know! But it is one of the most important decisions you’ll ever have to choose between. If you’re still undecided on which type of 40 gallon auxiliary fuel tanks is right for you, I would say check the features and functions of the 40 gallon auxiliary fuel tanks we listed here to find the most suitable one for you. Each has its own pros and cons.

5. Why should I buy a 40 gallon auxiliary fuel tanks

You can determine whether you need or want a 40 gallon auxiliary fuel tanks by identifying whether you have a similar item. It is probably not something you need and you should reconsider buying it. You could use the money from selling the other item you have to buy the new one if you just can’t let it go.

Final Thoughts

40 gallon auxiliary fuel tanks is a fun, convenient way to get your job done.

Let’s be honest, we all want to feel that our purchase was a good investment. But there are so many options out there! How do you know which one is the 40 gallon auxiliary fuel tanks? There’s no need to worry about it because blinkx.tv has your back. Our knowledgeable staff is here to help guide you through each step of the process and find what works for you. You can also take advantage of our free consultations with any questions or concerns before deciding on a final decision.

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