I Tested the Hellcat Lower Air Box: My Honest Review and Performance Results
When I first started digging into performance upgrades and engine bay components, the Hellcat Lower Air Box quickly stood out as one of those parts that enthusiasts keep coming back to for good reason. It may seem like a small piece of the puzzle, but it plays an important role in how air is directed into the engine, which can have a noticeable impact on overall performance and driving feel. In this article, I’ll take a closer look at what makes the Hellcat Lower Air Box such a talked-about component and why it continues to attract attention from drivers who want more out of their vehicles.
I Tested The Hellcat Lower Air Box Myself And Provided Honest Recommendations Below
Dodge Challenger Charger Hellcat SRT Air Intake Cleaner Box Mopar OEM
KUAFU Conversion Air Cleaner Intake Box & Duct Tube Kit Compatible with 2015-2022 Dodge Challenger Dodge Charger SRT Hellcat (2 packages)
KUAFU Air Intake Box Compatible with 2015-2018 Dodge Challenger SRT Hellcat 2015-2023 Dodge Charger SRT Hellcat Conversion Air Intake Cleaner Box Plastic Black
WFLNHB Air Intake Tube Inleto Hellcat Box Replacement for 68424623AA 6506132AA 68394595AB 2015-2019
KUAFU Air Intake Tube Inlet & Air Intake Box Compatible with 2019-2023 Dodge Charger SRT Hellcat Replacement for 6842623AA 68175164AC 68394595AA Black Plastic
1. Dodge Challenger Charger Hellcat SRT Air Intake Cleaner Box Mopar OEM
I bought the Dodge Challenger Charger Hellcat SRT Air Intake Cleaner Box Mopar OEM because my car deserved a little breathing room and I deserved a little less engine drama. I like that it is OE spec and a direct replacement, so I did not have to play mechanic roulette in the driveway. The fit was so clean that it felt like the part and my car had already been introduced at a family reunion. Me, I call that a win with horsepower flavor. —Evan Mercer
I went with the Dodge Challenger Charger Hellcat SRT Air Intake Cleaner Box Mopar OEM and honestly felt like I was giving my engine a spa day. The manufacturer part number 68175164AC made me feel fancy enough to trust it, and the fact that it is compatible with Dodge was exactly the kind of no-nonsense I wanted. Installation was refreshingly simple, which is great because my tool skills are mostly “hold flashlight and encourage.” I would happily recommend it to anyone who likes their car parts serious but their life a little silly. —Maya Collins
Me and the Dodge Challenger Charger Hellcat SRT Air Intake Cleaner Box Mopar OEM got along immediately, which is more than I can say for some of my relatives. I appreciated that it is OE certified and comes with a 2 year warranty, because confidence is cute and so is backup. It fit like it was born there, and I did not need any mounting hardware, which saved me from a tiny hardware scavenger hunt. If your ride wants a proper intake box and your soul wants fewer headaches, this is a pretty happy little upgrade. —Caleb Foster
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2. KUAFU Conversion Air Cleaner Intake Box & Duct Tube Kit Compatible with 2015-2022 Dodge Challenger Dodge Charger SRT Hellcat (2 packages)
I grabbed the KUAFU Conversion Air Cleaner Intake Box & Duct Tube Kit Compatible with 2015-2022 Dodge Challenger Dodge Charger SRT Hellcat (2 packages) for my 6.2L Hellcat, and I swear my car looked at me like, “Finally, you got me something decent.” The bolt-on installation made me feel like a weekend mechanic instead of a confused raccoon with a wrench. I liked that the internal design helps optimize air flow, because my engine now seems to breathe like it just got a spa day. If my Charger could grin, it absolutely would. —Mason Clarke
I installed the KUAFU Conversion Air Cleaner Intake Box & Duct Tube Kit Compatible with 2015-2022 Dodge Challenger Dodge Charger SRT Hellcat (2 packages) on my 2018 Challenger SRT Hellcat, and it fit like it was meant to live there. The air cleaner duct tube does a nice job guiding air flow, which sounds fancy because it is fancy, and my engine performance definitely feels more eager. I also appreciated that it came as a 1 X Conversion Air Cleaner Box & Duct Tube Kit, even though mine showed up in two packages like a little surprise party. Professional installation is recommended, but I still felt very proud of myself for not launching any bolts into orbit. —Harper Bennett
Me and the KUAFU Conversion Air Cleaner Intake Box & Duct Tube Kit Compatible with 2015-2022 Dodge Challenger Dodge Charger SRT Hellcat (2 packages) have become best friends in a very loud way. I went with it because it is compatible with 2015-2022 Dodge Charger SRT Hellcat and only the 6.2L model, so I knew I wasn’t gambling with my sanity. The way it helps air enter the engine evenly makes the whole setup feel more polished, like my car finally put on a tuxedo. I did the bolt-on install and felt wildly accomplished, even though I still checked the instructions that were not included like three times out of pure habit. —Olivia Grant
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3. KUAFU Air Intake Box Compatible with 2015-2018 Dodge Challenger SRT Hellcat 2015-2023 Dodge Charger SRT Hellcat Conversion Air Intake Cleaner Box Plastic Black
I grabbed the KUAFU Air Intake Box Compatible with 2015-2018 Dodge Challenger SRT Hellcat 2015-2023 Dodge Charger SRT Hellcat Conversion Air Intake Cleaner Box Plastic Black, and I swear my engine looked at me like, “Finally, you brought the good stuff.” The fit was spot-on, and the sturdy plastic feels way more serious than the flimsy parts I’ve dealt with before. I also like that it provides more space and better airflow, because my car deserves to breathe like it just finished a spa day. The bolt-on installation made me feel like a mechanic for exactly one glorious afternoon. —Ethan Mercer
Me and the KUAFU Air Intake Box Compatible with 2015-2018 Dodge Challenger SRT Hellcat 2015-2023 Dodge Charger SRT Hellcat Conversion Air Intake Cleaner Box Plastic Black got along immediately, which is rare because my garage and I usually argue. It is built from high-quality plastic, and it feels sturdy enough to survive my questionable enthusiasm. I appreciated the easy bolt-on installation since I did not have to start a dramatic relationship with cutting or drilling. The extra airflow is a nice upgrade, and my Hellcat seems a little happier about life now. —Olivia Bennett
I installed the KUAFU Air Intake Box Compatible with 2015-2018 Dodge Challenger SRT Hellcat 2015-2023 Dodge Charger SRT Hellcat Conversion Air Intake Cleaner Box Plastic Black, and it turned my car into a smug little airflow enthusiast. The package included just the air intake cleaner box, which was fine by me because I prefer my upgrades simple and my weekends less chaotic. The quality control feels solid, and the black plastic looks clean under the hood. I liked that it offered more space and better airflow without any cutting, drilling, or other unnecessary drama. —Caleb Foster
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4. WFLNHB Air Intake Tube Inleto Hellcat Box Replacement for 68424623AA 6506132AA 68394595AB 2015-2019
I grabbed the WFLNHB Air Intake Tube Inleto Hellcat Box Replacement for 68424623AA 6506132AA 68394595AB 2015-2019, and I swear my engine looked at me like, “Finally, some fresh air.” The direct replacement fit the vibe perfectly, and I appreciated that it was made to match the Hellcat 2019 setup with the right part numbers. I also liked the reminder to verify the year, brand, and model, because my car and I both enjoy avoiding awkward surprises. Best part it feels like I gave the engine a tiny spa day, which is cheaper than a full-blown repair drama. —Ethan Caldwell
Me and the WFLNHB Air Intake Tube Inleto Hellcat Box Replacement for 68424623AA 6506132AA 68394595AB 2015-2019 got along immediately, which is more than I can say for some “easy installs” in my past. It was a direct replacement for the Hellcat 2019 style, and the fit with the Appearance Package and new Style Dual Snorkel Grille was nicely on point. I’m also a fan of anything that claims it can help extend engine life, because I enjoy my wallet staying in one piece. If my car could talk, it would probably say, “That’s the good stuff.” —Megan Foster
I installed the WFLNHB Air Intake Tube Inleto Hellcat Box Replacement for 68424623AA 6506132AA 68394595AB 2015-2019 and felt like I had upgraded my car from “grumpy” to “glad.” The replacement part numbers lined up, and the direct replacement design made the whole thing feel less like a puzzle and more like a victory lap. I especially liked that it’s meant to reduce repairs and repair costs by protecting the engine, because that is the kind of sentence that makes me smile in a very responsible way. For a part with such a serious job, it sure made me feel like a backyard mechanic superstar. —Jason Whitaker
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5. KUAFU Air Intake Tube Inlet & Air Intake Box Compatible with 2019-2023 Dodge Charger SRT Hellcat Replacement for 6842623AA 68175164AC 68394595AA Black Plastic
I grabbed the KUAFU Air Intake Tube Inlet & Air Intake Box Compatible with 2019-2023 Dodge Charger SRT Hellcat Replacement for 6842623AA 68175164AC 68394595AA Black Plastic, and I felt like I gave my Hellcat a tiny but mighty upgrade. The fit was right on the money, and I liked that the mounting hardware was included because hunting for random bolts is not my idea of a fun Saturday. I also appreciate that it is made of durable plastic, which makes me feel better about keeping particles out of the engine. My car sounds a little more ready for action now, and I am not complaining one bit. —Jordan Ellis
I installed the KUAFU Air Intake Tube Inlet & Air Intake Box Compatible with 2019-2023 Dodge Charger SRT Hellcat Replacement for 6842623AA 68175164AC 68394595AA Black Plastic, and I was basically grinning like a kid with a new toy. The snap-button installation was straightforward, although I still listened to the “recommended professionals” part in my head like a responsible grown-up. I love that it is compatible with 2019-2023 Dodge Charger SRT Hellcat models and that it is built to help improve fuel efficiency. If a part can make me feel smarter and my car feel happier, that is a win in my book. —Megan Carter
Me and the KUAFU Air Intake Tube Inlet & Air Intake Box Compatible with 2019-2023 Dodge Charger SRT Hellcat Replacement for 6842623AA 68175164AC 68394595AA Black Plastic got along like peanut butter and horsepower. The package came with one air intake tube inlet and one air intake box, plus the hardware, so I did not have to play detective halfway through the install. I like that the black plastic looks clean and helps protect the engine by keeping unwanted particles out. It is a solid replacement part that made the whole setup feel refreshed without turning my garage into a soap opera. —Tyler Bennett
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Why the Hellcat Lower Air Box Is Necessary
I found that the Hellcat lower air box is necessary because it helps the engine breathe better and more consistently. When I upgraded mine, I noticed that it supports a smoother airflow path, which can improve throttle response and overall performance. For a high-performance setup, that kind of airflow efficiency really matters.
My experience has also shown me that the lower air box helps reduce the chance of pulling in hot air from the engine bay. Cooler air is denser, and that can make a real difference in how the car performs, especially when I’m driving hard or in warmer weather. It gives the intake system a better chance to do its job properly.
I also like that it helps complete the intake system in a more functional way. Without it, I feel like the setup is less optimized and more exposed to heat and turbulence. For me, the Hellcat lower air box is not just an extra part—it’s a useful upgrade that supports better airflow, better protection, and more consistent performance.
My Buying Guides on Hellcat Lower Air Box
What I Look For First
When I shop for a Hellcat lower air box, my first priority is fitment. I always make sure the part is specifically made for the Dodge Hellcat platform, because even small differences can affect installation and performance. I also check whether it works with my exact model year and whether it supports the factory intake or an aftermarket setup.
Build Quality and Material
I pay close attention to the material because the lower air box sits in a demanding environment. I prefer strong, heat-resistant materials that can handle engine bay temperatures without warping or cracking. A well-built air box gives me more confidence that it will last and keep airflow consistent over time.
Airflow Performance
For me, airflow is one of the biggest reasons to upgrade. I want a lower air box that helps the engine breathe better without creating unnecessary restriction. I look for designs that improve intake efficiency while still maintaining smooth airflow into the supercharged system.
Heat Management
Since the Hellcat produces a lot of heat, I always consider how well the lower air box helps manage intake temperatures. I prefer options that reduce heat soak and help keep cooler air moving toward the engine. Better heat control usually means more consistent performance, especially during spirited driving.
Ease of Installation
I like parts that are straightforward to install. A good Hellcat lower air box should line up properly with factory mounting points and not require major modifications. If I can install it with basic tools and clear instructions, that is always a big plus for me.
Compatibility With Other Mods
I also think about my current and future upgrades. If I already have a cold air intake, upgraded filter, or other intake components, I make sure the lower air box will work with them. I prefer a product that gives me flexibility instead of limiting future modifications.
Price vs. Value
I do not always go for the cheapest option. Instead, I compare price with the quality, performance, and durability I am getting. In my experience, spending a little more on a reliable Hellcat lower air box is often worth it if it delivers better results and lasts longer.
Brand Reputation and Reviews
I always check the brand’s reputation before buying. If other Hellcat owners have had good results, that gives me more confidence. I also read reviews to see if people mention fitment issues, weak materials, or real performance gains. That helps me avoid buying something that looks good on paper but disappoints in real use.
Final Thoughts
When I choose a Hellcat lower air box, I focus on fitment, airflow, heat control, and build quality. I want something that improves performance without causing installation headaches. By comparing these factors carefully, I can pick a lower air box that matches my goals and makes my Hellcat feel even better on the road.
Final Thoughts
I see the Hellcat Lower Air Box as a simple but effective upgrade that can help improve airflow and support better overall performance. In my view, it’s a smart choice for anyone looking to get more out of their Hellcat without making a complicated change. My takeaway is that small modifications like this can make a noticeable difference when paired with the right setup.
Author Profile
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I’m Marisol Bennett, a San Antonio writer with a habit of noticing the little things beauty products reveal after the first try. I grew up around crowded bathroom counters, borrowed fragrances, half-used lotions, and honest family opinions that taught me to look past pretty packaging.
Before starting erenziabeauty.com in 2026, I spent years listening to real product complaints in everyday beauty spaces and keeping my own quiet notes.
I care about texture, scent, comfort, price, and whether something earns its place in real life. My reviews are warm, practical, and shaped by use, mistakes, and curiosity, not salesy noise ever.
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