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Your best source on the Net for cutting edge computer modification hardware!
Performance-PCs.com is located in sunny Palm Bay, FL USA and has been at the front-line of computer modification supplies and PC water cooling for over 20 years. With over 12,000 square feet of warehouse space we offer a huge inventory of specialty hardware items such as fans, cables, lighting, DIY, and watercooling parts. We also offer specialized services ranging from custom-sleeved power supplies to modified high-end computer cases unique to this site. Our awesome new storefront makes it easier than ever to select the latest cutting-edge hardware you may need with a shopping cart that boasts all the latest bells and whistles.
Largest selection of computer modification hardware.
So you're not much of a modder but want to put together a sweet personalized system with features such as a custom one-off window with your name etched on it like a PC tower-tattoo? Don't worry -- with our new lasercutting and custom vinyl services offered by our Modshop, we will help you get that done in a snap so you can get back to fragging away in style. If your goal is having a one-of-a-kind system that doesn't have an assembly-line we have everything you need to build that kick-ass one-of-a-kind system you've been dreaming about!. Performance-PCs.com is your "One-Stop Mod Shop"!
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Testimonials
Well this is the conclusion and the finished project 1.21 Gigawatts Custom Water Cooled PC Build Vlog. It has been an amazing journey and I had a blast building this… 
Croatian Sensation Tech Channel
I have been building PC's since the 8088 days. Back then it was hard to find an all-in-one shop that carried everything I needed. Then when watercooling came along it…
Todd Yates
Well....I did it after a year of debating and fear, i made the plunge and installed my first watercooling system! Thanks ladies and gents! you are my ONLY recomendation for…
leo gagnon
I just have to say Performance PC is seriously the best site for all PC modding. I recently discovered them back in June and rapidly started ordering parts for 2…
Eiji Kurihara
With numerous online retailers, it takes a lot for someone to take notice of the superior customer service and ease of operations such a website can offer. Well let me…
Danny Labrie
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