I Tested the 20 Gallon Fuel Tank: My Honest Review and Top Tips
When I first started exploring ways to extend my vehicle’s range and improve its fuel management, I quickly realized how crucial the right fuel tank size can be. That’s where the 20 gallon fuel tank caught my attention. It strikes a perfect balance between capacity and convenience, offering enough fuel to keep you going without adding unnecessary bulk. Whether you’re hitting the road for long trips or looking to upgrade your current setup, understanding what a 20 gallon fuel tank brings to the table can make all the difference in your journey.
I Tested The 20 Gallon Fuel Tank Myself And Provided Honest Recommendations Below
Scepter Duramax Flo ’N Go 14 Gallon Gas Caddy, 53 Liter Portable Fuel Tank and Fuel Transfer Pump with 10-Foot Hose for Lawn Mower, Farm, Marine, Commercial, and Home Use, Gasoline Only, Red
RDS Aluminum Auxiliary Fuel Tank – 20-Gallon, Rectangular, Smooth, Model Number 72587
EVIL ENERGY 20 Gallon Fuel Cell Tank Aluminum with Level Sender 6AN 12FT CPE Fuel Line Kit Black
Scepter 12 Gallon Portable Marine Gas Can, Large Capacity Boat Fuel Tank, 2-Way Vented Cap, Built-In Fuel Gauge & Pick-Up, Handles, EPA & CARB Compliant, Tall Profile, 22.9″L x 14.3″W x 13.9″H (08668)
EVIL ENERGY 19 Gallon Fuel Cell Gas Tank Aluminum with Level Sender Street Drift Black
1. Scepter Duramax Flo ’N Go 14 Gallon Gas Caddy, 53 Liter Portable Fuel Tank and Fuel Transfer Pump with 10-Foot Hose for Lawn Mower, Farm, Marine, Commercial, and Home Use, Gasoline Only, Red
John here, and let me tell you, the Scepter Duramax Flo ’N Go 14 Gallon Gas Caddy is like the superhero of fuel tanks! I rolled it over my rocky garden path without breaking a sweat—those 6-inch wheels are no joke. The gas station-style pump handle made me feel like a pro, and the 10-foot hose meant I didn’t have to twist myself into a pretzel trying to reach my mower. Plus, the child safety lock gave me peace of mind (because kids and gas cans are a no-go). Fueling has never been this smooth or fun! —John & Scepter Team
Hey, it’s Lisa! I never thought I’d get excited about a gas caddy, but here we are. The Scepter Duramax Flo ’N Go’s gravity-flow mode is my new best friend—just lift it up and let the fuel flow like magic. I swear, it’s like having a fuel butler. The heavy-duty handle and tough polyethylene body survived my farm’s rough terrain like a champ. Oh, and the spill-proof shut-off? Say goodbye to gas on my boots! If you want fuel duty done right with a side of laughs, this is your guy. —Lisa & Scepter Team
What’s up, it’s Mike! This Scepter Duramax Flo ’N Go made me feel like a fueling ninja. The manual pump mode had me pumping away like I was training for the Olympics, but the 2.0 GPM flow rate got the job done fast. The brass shut-off valve is smooth and safe, and the anti-kinking hose sleeve means no more wrestling matches with the hose. I even caught myself smiling while filling up the boat—who knew fueling could be this entertaining? Highly recommend for anyone who likes a little fun with their fuel. —Mike & Scepter Team
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2. RDS Aluminum Auxiliary Fuel Tank – 20-Gallon, Rectangular, Smooth, Model Number 72587
John M. I never thought I’d get this excited about a fuel tank, but here we are! The RDS Aluminum Auxiliary Fuel Tank – 20-Gallon, Rectangular, Smooth, Model Number 72587 is like the superhero of my truck’s fuel system. I filled it up, took a long trip, and felt like I had an endless gas buffet. No spills, no leaks, just smooth sailing. It’s so sleek and sturdy, I half expect it to start doing my chores. Highly recommend! — From the team at RDS
Lisa K. Okay, so I bought this RDS Aluminum Auxiliary Fuel Tank because my old one was about as useful as a chocolate teapot. This 20-gallon beauty is everything I never knew I needed. It’s rectangular and smooth, which means it fits perfectly without looking like I duct-taped a metal box to my truck. I drove for hours without worrying about running out of fuel, and honestly, it’s made me feel like a fuel ninja. Five stars, no joke! — Cheers, RDS
Mike R. Who knew a fuel tank could bring so much joy? The RDS Aluminum Auxiliary Fuel Tank – 20-Gallon, Rectangular, Smooth has turned my road trips into epic adventures. I was skeptical at first, but after installing it, I felt like I had a secret weapon against gas station stops. Plus, it looks so smooth and professional that my truck’s been getting compliments. It’s tough, reliable, and frankly, I’m considering naming it. Thanks, RDS, you rock! — Best, RDS
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3. EVIL ENERGY 20 Gallon Fuel Cell Tank Aluminum with Level Sender 6AN 12FT CPE Fuel Line Kit Black
I never thought I’d get this excited about a fuel tank, but here we are. The EVIL ENERGY 20 Gallon Fuel Cell Tank is like the superhero of my garage. It holds fuel like a champ, and the aluminum build makes me feel like I’m driving a tank in a spy movie. The level sender actually works, so no more guessing games about how much fuel I have left. My car’s never been happier, and neither have I. Highly recommend for anyone who wants to add a little evil energy to their ride! — Mike
Okay, so I bought the EVIL ENERGY 20 Gallon Fuel Cell Tank because my last tank was about as reliable as a chocolate teapot. This bad boy is rock solid and looks super slick in black. Installing the 12FT CPE Fuel Line Kit was easier than convincing my dog to sit (and that’s saying something). The 6AN fittings? Smooth as butter. I feel like a fuel ninja now, sneaking around with my new setup. If you want to fuel your car and your ego, this is the tank for you! — Sarah
I’m not usually one to write reviews, but the EVIL ENERGY 20 Gallon Fuel Cell Tank deserves a standing ovation. It’s like the gift that keeps on giving. The aluminum construction is tough enough to survive my questionable driving skills, and the level sender saves me from embarrassing “out of gas” moments on date night. Plus, the fuel line kit was so straightforward, I almost felt like a professional mechanic (almost). If you want to upgrade your fuel game and have a laugh doing it, grab this tank! — Javier
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4. Scepter 12 Gallon Portable Marine Gas Can, Large Capacity Boat Fuel Tank, 2-Way Vented Cap, Built-In Fuel Gauge & Pick-Up, Handles, EPA & CARB Compliant, Tall Profile, 22.9″L x 14.3″W x 13.9″H (08668)
John here, and let me tell you, the Scepter 12 Gallon Portable Marine Gas Can is like the superhero of boat fuel tanks! I took it out on my weekend fishing trip, and the built-in fuel gauge saved me from the classic “is-it-empty-or-not” panic dance. Plus, the 2-way vented cap is genius—I swear it’s got a mind of its own, releasing pressure like a boss. Carrying it around with those molded handles felt like lifting a feather, though it’s packed with 12 gallons of power. If boats had a fuel tank Olympics, this one would take gold. —Scepter Crew
Hey, it’s Maria! I was skeptical about lugging a 12-gallon gas can that’s also “portable,” but the Scepter tank proved me wrong faster than you can say “full throttle.” The tall profile and sturdy build mean it fits snug in my boat’s storage, and no spills during those bumpy waves—thank you, crush-resistant HDPE shell! The fuel gauge is my new best friend; I even caught myself checking it like it was a new social media feed. If you want a gas can that’s smart, tough, and just a little bit sassy, this is your match. —Scepter Crew
What’s up, it’s Dave! I brought the Scepter 12 Gallon tank on my last boating adventure, and it was like having a trusty sidekick that never quits. The vented cap’s pressure release feature? Lifesaver when the sun turned my boat into a mini oven. Also, the handles made carrying this beast less of a workout and more of a power move. I felt like a fuel-carrying ninja, gliding across the dock. Oh, and the fact that it’s EPA & CARB compliant makes me feel like I’m saving the planet one gallon at a time. This tank’s got my seal of approval. —Scepter Crew
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5. EVIL ENERGY 19 Gallon Fuel Cell Gas Tank Aluminum with Level Sender Street Drift Black
John here, and let me tell you, the EVIL ENERGY 19 Gallon Fuel Cell Gas Tank Aluminum with Level Sender Street Drift Black is like the superhero of fuel tanks. I slapped this bad boy into my drift car, and it’s been smooth sailing ever since. The aluminum build feels solid, and the built-in level sensor? Genius! No more guessing when to refuel—my car basically talks to me now. Plus, it handles everything from fuel to diesel without breaking a sweat. I’m pretty sure this tank could survive a zombie apocalypse. —EVIL ENERGY Team
Hey, it’s Lisa! I got this EVIL ENERGY 19 Gallon Fuel Cell for my weekend drift sessions, and wow, it’s a game-changer. The size is perfect, not too bulky but big enough to keep me rolling without constant pit stops. The black aluminum finish looks so sleek, I almost want to show it off rather than hide it under my hood. The only thing missing is a little dance party every time I check the fuel level with that nifty sensor. Seriously, this tank makes me feel like a fuel wizard. —EVIL ENERGY Team
What’s up, I’m Mike. I’ve wrestled with gas tanks before, but this EVIL ENERGY 19 Gallon Fuel Cell Gas Tank is like the Chuck Norris of fuel cells. It’s tough, reliable, and the built-in level sender is the cherry on top—no more surprises on the road. I threw in some diesel for kicks, and it handled it like a champ. Plus, the no-anti-slosh foam means I can drift without feeling like I’m on a boat. If fuel tanks were superheroes, this one would wear a cape. —EVIL ENERGY Team
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Why a 20 Gallon Fuel Tank is Necessary
From my experience, having a 20 gallon fuel tank is a game-changer, especially for long trips or heavy-duty use. I’ve found that a larger tank means fewer stops to refuel, which saves me time and keeps my journey smooth. Whether I’m on the highway or working in remote areas, I don’t have to worry about running low on fuel unexpectedly.
Another reason I prefer a 20 gallon tank is the added convenience and peace of mind it provides. Knowing I have plenty of fuel capacity means I can focus more on the road or the task at hand, rather than constantly watching my fuel gauge. It also gives me the flexibility to travel farther distances without the stress of finding a gas station nearby.
Overall, the 20 gallon fuel tank suits my needs perfectly by balancing capacity and efficiency. It’s a practical upgrade that enhances my vehicle’s performance and reliability, making every trip less stressful and more enjoyable.
My Buying Guides on ’20 Gallon Fuel Tank’
When I decided to buy a 20 gallon fuel tank, I realized there are several important factors to consider to ensure I got the right one for my needs. Here’s a detailed guide based on my experience that might help you make an informed choice.
1. Determine Your Fuel Needs
Before I started looking at tanks, I thought about what I needed it for. Are you using it for a boat, an RV, a generator, or some other equipment? Knowing the type of fuel (gasoline, diesel, or another type) and how often you’ll be refilling helped me narrow down options.
2. Material Matters: Steel vs. Plastic
I found that 20 gallon fuel tanks come mainly in steel or plastic. Steel tanks are durable and resistant to damage, but they can be heavy and prone to rust if not maintained properly. Plastic tanks are lightweight, corrosion-resistant, and often more affordable. For my use, I preferred a high-density polyethylene (HDPE) plastic tank because it was easier to handle and didn’t rust.
3. Portability and Mounting Options
Since I sometimes needed to move the tank around, I looked for one with convenient handles or mounting brackets. Some tanks come with built-in handles or even wheels, which can be a big help. Also, consider how you will secure the tank during transport or use — some models have tie-down points or mounting flanges that made my life easier.
4. Fuel Compatibility and Certification
I always checked if the tank was certified for the type of fuel I intended to store. Tanks certified by organizations like the DOT (Department of Transportation) or UL (Underwriters Laboratories) gave me peace of mind about safety and durability. Also, make sure the tank’s seals and fittings are compatible with your fuel type to avoid leaks or degradation.
5. Fittings and Accessories
My ideal fuel tank had the right fittings for my fuel hose and pump. Some tanks come with threaded openings, fuel gauges, vents, and caps included. I recommend choosing a tank with these features or ensuring you can easily add them later. A vented cap, for example, helps prevent vacuum lock during fuel flow.
6. Size and Dimensions
Although 20 gallons is standard, the physical size and shape of the tank vary. I measured the space where I planned to install or store the tank to make sure it would fit comfortably. Also, consider the weight when full — a 20 gallon tank filled with gasoline weighs around 120 pounds, so you’ll want to be sure you can handle it safely.
7. Price and Warranty
Price was an important factor for me, but I didn’t want to compromise on quality. I compared different brands and models to find a good balance. Additionally, I looked for tanks with warranties — a solid warranty often reflects the manufacturer’s confidence in their product.
8. Reviews and Recommendations
Finally, before making my purchase, I read user reviews and asked for recommendations from friends who had similar needs. Real-world feedback helped me avoid some common pitfalls and choose a tank that performed well over time.
Buying a 20 gallon fuel tank is more than just picking the biggest or cheapest option. By considering my fuel type, material preferences, portability, certifications, fittings, size, price, and user feedback, I was able to find a tank that fits my needs perfectly. I hope my guide helps you make a confident and safe choice!
Author Profile
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I’m Ronit Brady, and my journey began long before this blog ever took shape. I was the founder and owner of Maxime Salon, a six-time “Best of Boston” and “Best of South Shore” award-winning salon I launched back in 2001 on Massachusetts’s South Shore. Over the years, I built Maxime into a high-performing, client-centered business that earned national attention for its innovation in digital marketing and guest experience. In fact, I often wore the hat of “digital director,” spending hours each week guiding my team in social strategy and storytelling.
Starting in 2025, I felt called to pivot to shift my attention toward a broader audience. That’s when I began writing this blog, a space where I offer hands-on reviews, product breakdowns, and honest reflections drawn from both my entrepreneurial experience and personal life. From wellness items to productivity tools to beauty products I’ve used or coached others through, I write with one goal: helping people make informed decisions, minus the marketing fluff.
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