One Redditor has 3D-printed a big yellow air duct to attach to their GPU, and the results are middling: It 'does nothing but it looks cool'

One Redditor has 3D-printed a big yellow air duct to attach to their GPU, and the results are middling: It ‘does nothing but it looks cool’ | PC Gamer Skip to main content Open menu Close main menu PC Gamer THE GLOBAL AUTHORITY ON PC GAMES US Edition UK US Canada Australia Subscribe Sign in View Profile Sign out Search Search PC Gamer Games Hardware News Reviews Guides Video Forum More PC Gaming Show PC Gamer Clips Software Codes Coupons Movies & TV Magazine Newsletter Affiliate links Meet the team Community guidelines About PC Gamer PC Gamer Magazine SubscriptionWhy subscribe?Subscribe to the world’s #1 PC gaming magTry a single issue or save on a subscriptionIssues delivered straight to your door or device From$1Subscribe now Don’t miss these Graphics Cards Users are reporting MSI’s yellow-tipped GPU power cables are sneaking out of place, putting graphics cards at increased risk PC Cases Corsair introduces two new case colours ‘that change tone as light moves across the surface’ and from where I’m standing, they look fire Cooling Der8auer has been shattering glass water block windows for testing purposes, and also because it’s really fun Gaming PCs This creator extraordinaire has built a gaming PC attached to a Victorian cast-iron radiator that is fully integrated into the cooling system, and I am in complete awe Graphics Cards If I had just set a new world record for GPU overclocking, I’d surely be making a lot more fuss about it than AMD has PC Cases The best fish tank PC case in 2026: I’ve tested heaps of stylish chassis but only a few have earned my recommendation VR Hardware This YouTuber’s homebrew VR headset using mini CRTs is way cooler and more usable than you would ever imagine PC Cases Don’t ask ‘why?’ but this tech tinker turned the audio jack on their PC into a power button. 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When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. (Image credit: Esra-Zander on Reddit) Copy link Facebook X Whatsapp Reddit Pinterest Flipboard Email Share this article 0 Join the conversation Follow us Add us as a preferred source on Google Newsletter PC Gamer Get the PC Gamer Newsletter Keep up to date with the most important stories and the best deals, as picked by the PC Gamer team. Contact me with news and offers from other Future brands Receive email from us on behalf of our trusted partners or sponsors By submitting your information you agree to the Terms & Conditions and Privacy Policy and are aged 16 or over. You are now subscribed Your newsletter sign-up was successful Want to add more newsletters? Every Friday GamesRadar+ Your weekly update on everything you could ever want to know about the games you already love, games we know you’re going to love in the near future, and tales from the communities that surround them. 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From first-look trailers, interviews, reviews and explainers, we’ve got you covered. Signup + Once a month SFX Get sneak previews, exclusive competitions and details of special events each month! Signup + An account already exists for this email address, please log in. Subscribe to our newsletter If you’re wondering what happens when you cross a love of cars with a gaming PC, you get a full-on air duct inside a gaming PC. And it looks way better than I was expecting it to.Over on Reddit, user Esra-Zander shared their project to the Nvidia subreddit. In it, they attached a large yellow air duct to the bottom of the GPU, with the endpoint positioned at the bottom of the front of the PC case.Instead of one large hole to hold the GPU in, the air duct has three smaller holes on the top, with a big cone-like end for the hot air to exhaust. I reached out to Ezra-Zander, and they told me, “My design is somewhat inspired by intake manifolds on cars.” Related articles This creator extraordinaire has built a gaming PC attached to a Victorian cast-iron radiator that is fully integrated into the cooling system, and I am in complete awe ‘Probably the worst build of my entire life’: This YouTuber spent two months building a gaming PC with titanium liquid cooling, galvanic corrosion be damned Asus goes all out with its new ROG G1000 gaming PC: The ‘world’s first’ to have a holographic fan system built into the case I was also told that the design is inspired by others who have done similar, namely Optimum and their 3D printed ducting project. If you’re wondering how the duct fits so snuggly into the rig, that’s because it, too, was 3D printed. The end of the duct was made according to the specifications of a PC fan.In a follow-up post, they showed benchmarking stats, getting lower temps and lower sounds in the Heaven benchmark. Idling and playing a game show worse results than without the duct fan, though. They say,