The 10 Best Auxiliary Fuel Tank, Tested And Researched
By, Katie FinnUpdated
Our Top Picks
1. Best Overall: Scepter 08668 Rectangular Marine Fuel Tank
This marine fuel tank is designed with a two-way vented cap and comes with a combination sight gauge fuel pick-up. It's tall profile helps it stand out from the rest of the tanks in your boathouse. This gallon portable marine fuel tank is EPA carb approved for use on boats, Yachts, powerboats, sailboats, personal watercrafts and more. Read Review
2. Best Bang For The Buck: RDS MFG INC 71083 Rectangular Auxiliary/Transfer Fuel Tank
These tanks are designed for ease of use and convenience. They can be easily mounted, with the bolt-on strap. They also come in a variety of sizes to fit your needs, from a 4-gallon tank for those small gas cans, to a 20-gallon tank for larger equipment. Read Review
3. Best Reliable: AM-TANK Portable Fuel Tank Diesel
AM-TANK Portable Fuel Tanks are portable, rugged and reliable. They are designed for the safe and reliable transport of diesel fuel, with integrated forklift pockets, integrated handles and recesses. A suction filter provides air intake at the bottom of the tank so you can keep out any impurities that may get inside. Read Review
4. Best Adjustable: Rectangular Auxiliary Transfer Fuel Tank
With the new Auxiliary Transfer Fuel Tank you can store a large quantity of fuel in a convenient and comfortable way. The tank has special integrated handles so it is easy to transfer and handle, and has a special system to prevent the tank from leaking. Despite the large size, this fuel tank is compact enough to be put into your luggage without problems. Read Review
5. Best Exactly: RDS MFG INC Fuel Tank Tool Combo
RDS offers a complete line of tanks in various capacities and dimensions to fit your needs. Gasoline auxiliary fueling is allowed if siphoned from the top of the tank using an electric fuel pump. Read Review
Auxiliary fuel tanks are a must-have for long-distance travelers. Many manufacturers have started providing auxiliary fuel tanks as an add-on for their vehicles. These tanks help you extend the range of your car by adding a secondary source of fuel.
Besides saving you from the stress of finding a gas station in case of an emergency, they also reduce your travel costs. Auxiliary fuel tanks come in two different types -- internal and external. While internal auxiliary fuel tanks are mounted to or inside the main gas tank, external auxiliary fuel tanks connect directly to the engine with hoses. Depending on your preference and budget, you can pick either one of them as the best auxiliary fuel tank for your vehicle. Here’s everything you need to know about the best auxiliary fuel tanks and which one is right for you.
After doing extensive study and analysis over a 16 hours, We think the best auxiliary fuel tank is Scepter 08668 Rectangular Marine Fuel Tank. You can consider RDS MFG INC 71083 Rectangular Auxiliary/Transfer Fuel Tank as an alternative if you're still undecided. Other suggestions on this list are definitely worth considering, and we've put up a useful shopping guide to help you decide!
RELATED: Our experts have tried to collect the long range fuel tanks through 89,614 user’s reviews. Please pay more attention to this guide for the highest-rated models.
Our Top Picks
Easy to carry everywhere Easy to add fuel Easy to replace tank Easy to setup
The vent cap have no ventilation
- Two-way vented cap
- Comes with combination sight gauge/fuel pick-up
- Tall profile 8668
- 12 gallon portable marine fuel tank
- EPA/carb approved
Easy to install Equipped with a variety of capacities Lightweight and compact design It is convenient for long trips
The mouting tap is pretty thin
- Gasoline auxiliary fueling is allowed, if siphoned from the top of the tank by using an electric fuel pump
- RDS offers a full assortment of tanks in various capacities and dimensions to fit your needs
It is safe to use The gauge works effectively Easy to transport Solid structure
The cable is pretty short
- Tanks are equipped with: 2 inch filling plug equipped with three-effects (pressure/de-pressure/overturning) air vent device.
- Integrated forklift pockets (to lift when full). Integrated handles (to lift when empty). Integrated recesses for securing with ratchet lashing straps during transport
- AM-TANK 58 Portable 58-gallon tanks manufactured in high density linear roto-molded polyethylene for the safe and reliable transport and supply of Diesel.
- Special suction net filter to stop and separate impurities
Easy to install the tank It holds fuel well Made of high-quality steel Easy to pour extra diesel
The PVC plug in the other side of the tank is not good
Easy to set up and replace the hose Easy to clean after using Easy to mount Various dimensions for your requirements
The fuel valve is pretty poor
- 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
Cover protects your product It delivers fuel quickly Equipped with automatic nozzle High versatility
It is made of plastic
- Equipped with protective and lockable cover
- 12 volt transfer pump delivers fuel at 10 gallons per minute
- Integrated recesses are provided for securing tanks with ratchet straps during transport
- Rugged linear polyethylene construction
- Integrated forklift pockets for moving the tank when full
Sturdy tank Easy to lock the tank when you don't use It doesn't leak fuel The handle closes automatically when a tank is full
The nozzle is not good
- 60-inch low profile cross bed truck tool box made of 0.06-inch aluminum with a diamond plated black finish^Rust-resistant, electrostatically applied finish can withstand unimaginable beatings and protects against water and rust^Ideal for adding extra secure storage while not compromising your view of the road or the clean look of your vehicle^Measures 60-inches (L) “inside flatbed” by 20.5-inches (H) by 11-inches (W)^Comes with a limited lifetime warranty that protects against defects in materials and workmanship
- Gasoline auxiliary fueling is allowed, if siphoned from the top of the tank by using an electric fuel pump
- RDS offers a full assortment of tanks in various capacities and dimensions to fit your needs
- Ensures extended longevity
- Machined from extra heavy-duty aluminum tread plate
- Includes a lockable cap, coupler which allows venting and a recessed drain plug
- Facilitates convenient transfer of fuel
What to Look For in a best auxiliary fuel tank?
Upon looking for the perfect best auxiliary fuel tank, a lot of things should be taken into account. Each item has its own challenge of purchasing. As a result of the formation, we're here to help, advise, and provide answers to these problems.
Please keep in mind the following points to select best auxiliary fuel tank that fit you most:
Design And Safety
Portability
Fuel Capacity
Materials
Size & Shape
Based on the size of your boat and its capacity, you will have to decide what shape and size will be best for your needs.
Venting
Storage
You should be aware of the tank's unique design and structure. This design conforms to the safety regulations of tanks
ABYC/NMMA Requirements
The NMMA Type Fuel System certifications must be met in all aspects of fuel tank design, performance, and installation. It is necessary to make sure your boating experience stays safe and enjoyable.
RELATED: We compiled a list of high capacity fuel tanks of December 2024 that you can buy on the internet based on 9,941 reviews from former users.
FAQs
How Often Should I Be Changing The Filters At The Pump?
Most commonly, this happens every 10 to 12 month. Of course, individual circumstances will vary depending upon how much fuel is being used. However, you may find yourself changing the filters less often than normal.
What Should You Do When Fueling An Outboard Boat With A Portable Tank?
To ensure smooth ground, always refill portable fuel containers at the dock or pavement. It can be time-consuming to fuel your boat using a portable container. Make sure you have the container that is easy to hold, balance, and carry.
What Is The Best Tank To Store Gasoline?
It is not advised to store gasoline just in one container. The best way to keep gasoline safe is in sealed containers made of aluminum, steel and high-carbon, as well as fiberglass.
Diesel fuel tanks offer the best long-term storage option. Federal Government guidelines state that semi-portable 10-50 gallon tanks will be a good choice to store gasoline in residences.
Is It Safe To Keep A Full Fuel Tank On A Boat?
Because of their safety features and construction, it is perfectly safe for outboard fuel tanks to be kept on boats. We recommend that the fuel tank be filled to at least 90%. Gas expands, and can cause damage.
Where Should I Store Gas Cans In My Home?
Gas cans should not be kept in your house. The gas cans pose a danger to your health and are a fire hazard. You can store gas in an outside shed with a leakproof cover that is suitable for storage if you are determined to keep it on hand. Although it is not ideal, it is better than keeping gas in your home. Be careful about safety. Keep it away from pets and children, and out of reach of power tools and anything that might spark a fire.
How Much Gas Can You Store At Your House?
There are safety precautions to be aware of if gasoline is needed to fuel an emergency generator, lawnmower or other purposes.
Most fire codes restrict residential gas storage to 25 gallons. You should ensure that gasoline is stored in authorized gas tanks.
The approved gas storage containers must be labeled or written with the following words: Do not store gasoline ever in containers that aren't authorized.
Below are some tips to help you keep gasoline safe at home.
The tanks should be kept at least 50ft away from ignition sources such as sparks and heat.
The tanks should be placed on the ground in a location that children can't access. Make sure it is in a garage/shed and away from sunlight.
The list of best auxiliary fuel tank will be regularly updated to be included in additional data by our editor's team. Please keep an eye around for any amendments made to our website.
Our consultants could support you with problems related to best auxiliary fuel tank and other things as well. Please do not hesitate to contact us should you need advice.
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