This looks like something you bolt into a Pontiac GTO to get an extra 20 horses out of it, but in fact it's part of a quietly-growing area of computer add-ons mostly unknown to those who aren't tech geeks: CPU coolers. These aftermarket devices (like the Cooler Master Hyper Z600R pictured above, via TweakTown) are the bespoke muscle car parts of the digital age, designed to efficiently and quietly cool your overclocked PC's and be unveiled to your envious friends.
Hit the jump to see larger shots of some of the more remarkable-looking designs.
Zalman CNPS 9500, via Hardware Mods
Thermalright ULTRA-120-E Extreme Edition CPU Cooler, via Acoustic PC
Cooler Master CM Sphere, via Teck Review DB and hexus
Thermaltake DuOrb, via Legion Hardware
Zalman CNPS9500 AM2 AMD, via Cool Tech PC
Thermaltake V1, via BoingBoing Gadgets
Thermaltake MaxOrb, via TechWare Labs