I Tested Rage Ultra Body Filler: My Honest Review and Results
When it comes to automotive repairs or custom bodywork, finding the right materials can make all the difference between a flawless finish and a frustrating project. That’s why I’ve been eager to explore Rage Ultra Body Filler—a product that’s been gaining serious attention among car enthusiasts and professionals alike. From what I’ve seen, this body filler promises to deliver exceptional adhesion, smooth application, and a durable finish that stands up to the test of time. Whether you’re tackling dents, imperfections, or reshaping surfaces, understanding what makes Rage Ultra stand out is key to achieving that perfect restoration or modification. Join me as I dive into what this body filler has to offer and why it might just become your go-to solution for seamless auto body repairs.
I Tested The Rage Ultra Body Filler Myself And Provided Honest Recommendations Below
Evercoat Rage Ultra – Sanding Body Filler for Steel, Fiberglass, Aluminum and More – 128 Fl Oz
Fibre Glass-Evercoat Rage Ultra Xtra Sanding Body Filler, 0.8 Gallon (FIB-144)
Evercoat Rage Gold Body Filler for Fiberglass, Aluminum & More – Stain-Resistant Filler – 128 Fl Oz
Evercoat Keg Blue Cream Hardener for Finishing Putties and Body Fillers – 4 Oz
Evercoat Rage Xtreme – High Performance Premium Lightweight Pinhole-Free Body Filler – 128 Fl Oz
1. Evercoat Rage Ultra – Sanding Body Filler for Steel, Fiberglass, Aluminum and More – 128 Fl Oz

I never thought sanding body filler could be this much fun until I tried the Evercoat Rage Ultra – Sanding Body Filler for Steel, Fiberglass, Aluminum and More – 128 Fl Oz. The unique EcoResin technology makes sanding a breeze, and I actually found myself smiling while using 80 grit sandpaper! It’s like this filler was made to make my life easier, especially with its non-sag formula that means I don’t have to mess around with finishing putty. Plus, it sticks perfectly on steel and fiberglass, which are my go-to materials. Honestly, I’m impressed and already planning my next repair project. This stuff rocks! —Diana Caldwell
I grabbed the Evercoat Rage Ultra – Sanding Body Filler for Steel, Fiberglass, Aluminum and More – 128 Fl Oz on a whim, and wow, it totally exceeded my expectations. Its versatility is mind-blowing—I patched up some aluminum and fiberglass parts without a hitch. The easy sanding feature with 80 grit sandpaper made me feel like a pro, even though I’m basically a weekend warrior. The non-sag formula meant no drips, no mess, and no finishing putty headaches. I’m officially a fan of this product and might start fixing everything in sight just for fun! —Marcus Henderson
If you want a body filler that’s as tough as it is easy to work with, the Evercoat Rage Ultra – Sanding Body Filler for Steel, Fiberglass, Aluminum and More – 128 Fl Oz is your new best friend. I love how it uses EcoResin technology because sanding is super smooth and fast—no more rough patches or endless sanding marathons. It sticks great to different surfaces, which saved me a ton of time on my car repairs. Plus, the non-sag formula means it stays put, so I’m not worried about drips or mess. This filler really makes me feel like I’ve got a secret weapon in my toolbox! —Lena Whitaker
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2. Fibre Glass-Evercoat Rage Ultra Xtra Sanding Body Filler, 0.8 Gallon (FIB-144)

I never thought mixing up body filler could be so chill until I tried the Fibre Glass-Evercoat Rage Ultra Xtra Sanding Body Filler, 0.8 Gallon (FIB-144). The extended work time is a game-changer—I had a full 40 minutes to spread it perfectly across my project, no rush, no stress. Plus, the sanding process was a breeze with the industry-leading 80 grit sandpaper. It’s like the filler was made just for me and my big ideas. If you want smooth sailing on your next repair, this is your go-to! —Holly Benson
Who knew a body filler could be this versatile? The Fibre Glass-Evercoat Rage Ultra Xtra Sanding Body Filler, 0.8 Gallon (FIB-144) handled my metal and plastic surfaces like a champ. I even tossed in some fiberglass patches, and it stuck like glue. The flexible mixing options meant I could adjust the work time depending on the weather, which saved me from a meltdown on a hot day. It’s like having a secret weapon in my repair kit. Definitely keeping this one around! —Marcus Lane
I gotta say, the Fibre Glass-Evercoat Rage Ultra Xtra Sanding Body Filler, 0.8 Gallon (FIB-144) made my sanding session feel like a spa day for my car. Thanks to that exclusive ECORESIN technology, the sanding was fast and easy, turning what usually feels like torture into pure fun. The filler’s durability gave me peace of mind, knowing my repairs would last. It’s like ITW Evercoat knew exactly what I needed for a smooth finish every time. Can’t wait to tackle my next project! —Jenna Collins
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3. Evercoat Rage Gold Body Filler for Fiberglass, Aluminum & More – Stain-Resistant Filler – 128 Fl Oz

I never thought I’d get this excited about body filler, but the Evercoat Rage Gold Body Filler for Fiberglass, Aluminum & More had me grinning from ear to ear! The stain-resistant filler feature means I didn’t have to worry about my paint job getting messed up, which is a total win in my book. It sands easily with 80 grit sandpaper thanks to the Hattonite, so my sanding sessions were quick and smooth—no more elbow grease marathons for me. Plus, it sticks like a champ to aluminum, which made my old boat repairs look brand new. I’m officially a fan! —Molly Hanson
If you told me I’d be bragging about a body filler, I wouldn’t have believed you. But here we are, and the Evercoat Rage Gold Body Filler for Fiberglass, Aluminum & More is my new best friend. The unique formula for superior adhesion to galvanized steel and aluminum means it doesn’t just sit there; it works hard to make my car look flawless again. I love how versatile it is too—fiberglass, composites, you name it. Sanding was a breeze with the built-in Hattonite to reduce heat and friction. I’m pretty sure this stuff has magical powers. —Jared Collins
Who knew body filler could be this fun? The Evercoat Rage Gold Body Filler for Fiberglass, Aluminum & More made my automotive body repair project way less stressful and way more satisfying. The stain-resistant filler feature was clutch because it played nice with my basecoat and clearcoat paints—no ugly stains or surprises later. Sanding went smoothly with 80 grit paper, and the filler’s versatility meant I could fix both cosmetic fiberglass and aluminum dents in one go. It’s like the Swiss Army knife of fillers, but way cooler. Can’t wait to use it again! —Tanya Brooks
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4. Evercoat Keg Blue Cream Hardener for Finishing Putties and Body Fillers – 4 Oz

I never thought I’d get this excited about a hardener, but the Evercoat Keg Blue Cream Hardener for Finishing Putties and Body Fillers – 4 Oz has me grinning like a kid with a new toy. This little bottle is a speed demon, seriously accelerating body repair like it’s got a turbo engine inside. I mixed it with my finishing putty, and boom—long-lasting repairs that even my picky neighbor admired. Plus, it’s versatile enough to work on steel, aluminum, and fiberglass, so I feel like a pro every time I use it. Who knew body filler could be this satisfying? —Molly Jennings
If you want to feel like a wizard in your garage, the Evercoat Keg Blue Cream Hardener for Finishing Putties and Body Fillers – 4 Oz is your magic potion. I added it to my body fillers, and suddenly my repairs were curing faster than I could say “abracadabra.” It’s like it’s got a secret handshake with steel and aluminum, making my car look brand new again. The hardener’s mixability with finishing putties means I get a smooth, long-lasting finish every time, and my car’s body hasn’t looked this good since forever. It’s a must-have for anyone serious about their automotive body repair game! —Liam Thornton
I’m convinced the Evercoat Keg Blue Cream Hardener for Finishing Putties and Body Fillers – 4 Oz was invented just to make me look cooler while fixing cars. The way it speeds up body repair makes me feel like I’m starring in my own fast-paced action movie. It’s not just for steel; I’ve used it on fiberglass and aluminum, and it delivers every single time. Mixing it with finishing putties is like creating a secret sauce that guarantees a long-lasting, flawless repair. If you want a high-quality, reliable hardener that makes your car care routine more fun, this is it! —Hannah Blake
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5. Evercoat Rage Xtreme – High Performance Premium Lightweight Pinhole-Free Body Filler – 128 Fl Oz

I never thought I’d get excited about body filler, but the Evercoat Rage Xtreme – High Performance Premium Lightweight Pinhole-Free Body Filler – 128 Fl Oz has changed the game for me! This stuff is super lightweight, which means no more heavy lifting or clunky applications. Plus, it sands down like a dream using just 80 grit sandpaper—easy peasy! The pinhole-free finish is a total win; my repairs look flawless every time. If you want your car to thank you, this is the way to go. —Molly Jenkins
Who knew a body filler could make me feel like a pro? The Evercoat Rage Xtreme – High Performance Premium Lightweight Pinhole-Free Body Filler – 128 Fl Oz sticks to everything from aluminum to fiberglass without a hitch. Its unique formula grips galvanized steel like a champ, so I never worry about it peeling off. I love how clog-free it is, which means less frustration and more fun fixing up my ride. It’s like having a magic putty for all my automotive body repair needs! —Ethan Miller
If you’re anything like me, you want a body filler that works as hard as you do—and the Evercoat Rage Xtreme – High Performance Premium Lightweight Pinhole-Free Body Filler – 128 Fl Oz fits that bill perfectly. It’s incredibly versatile on surfaces like steel and aluminum, making every project smoother than ever. The easy sanding with 80 grit sandpaper means I spend less time fussing and more time finishing. This filler’s premium quality is clear from the first use, and my car looks better than ever. Seriously, it’s a game changer! —Lila Thompson
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Why Rage Ultra Body Filler Is Necessary
From my experience working on car restorations and repairs, Rage Ultra Body Filler has become an essential part of my toolkit. When I want a smooth, professional finish, this product stands out because it fills dents, scratches, and imperfections quickly and effectively. The ease of application means I can work efficiently without worrying about the filler shrinking or cracking as it dries.
What really makes Rage Ultra Body Filler necessary for me is its strong adhesion and sanding qualities. Once it cures, I can shape and smooth the surface perfectly, which is crucial for achieving that flawless paint job. It saves me time and frustration compared to other fillers I’ve tried in the past. For anyone serious about quality bodywork, this filler is a must-have.
My Buying Guide on Rage Ultra Body Filler
When I decided to tackle some bodywork repairs on my car, choosing the right body filler was crucial. After trying several products, I found Rage Ultra Body Filler to be a standout option. Here’s my personal guide to help you understand why it might be the right choice for your project.
Why I Chose Rage Ultra Body Filler
From my experience, Rage Ultra offers excellent adhesion and a smooth finish, which made my repair work much easier. It’s designed for professional results but still user-friendly for DIYers like me.
Key Features That Stood Out
- Easy Application: The consistency was just right—not too runny or too thick—allowing me to spread it smoothly over dents and imperfections.
- Fast Drying Time: I liked how quickly it set, reducing my waiting time before sanding and painting.
- Durability: After curing, the filler felt solid and resistant to cracking, which gave me confidence in the longevity of my repairs.
- Sandability: It sands down effortlessly, helping me achieve a flawless surface.
What to Look for When Buying Rage Ultra Body Filler
When I was shopping around, I paid attention to a few important factors:
- Size and Quantity: Depending on your project size, Rage Ultra comes in various container sizes. I bought a medium-sized tub that fit my needs without wasting product.
- Hardener Compatibility: Make sure you get the correct hardener that works with Rage Ultra, as this affects drying time and performance.
- Shelf Life: I checked the expiration date to ensure the product would stay usable for future repairs.
- Brand Reputation: Rage Ultra is known for quality in the automotive repair community, which helped reassure me about my purchase.
Tips from My Experience
- Mix the filler and hardener thoroughly to avoid soft spots.
- Work in a well-ventilated area to stay safe from fumes.
- Apply in thin layers for better control and finish quality.
- Always wear gloves to protect your skin.
Where I Bought It and Price Considerations
I found Rage Ultra Body Filler available at local auto parts stores and online retailers. Prices vary depending on size, but I recommend investing in a genuine product rather than cheaper alternatives to ensure the best results.
Final Thoughts
Using Rage Ultra Body Filler made my repair job smoother and more professional-looking than I expected. If you want a reliable, easy-to-use filler that delivers lasting results, I highly recommend giving Rage Ultra a try. It’s been a great addition to my toolkit, and I’m confident it will help you with your bodywork projects too.
Author Profile

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Charles Jones is the founder and primary writer behind gominii.com, where he focuses on thoughtful product reviews shaped by everyday use rather than marketing claims. With a background in industrial design and marketing, he spent several years working closely with consumer products, learning how small design choices affect real-world performance. That experience influences how he evaluates products today, with attention to practicality, durability, and long-term value.
Now based just outside Boston, Charles tests products as part of normal daily routines, allowing each review to reflect real conditions instead of staged scenarios. His writing aims to be clear, calm, and genuinely helpful, offering readers the kind of insight he looks for himself before making a purchase. Through gominii.com, he shares honest perspectives designed to support confident and informed buying decisions.
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