The phrase "car porn" refers to an intense admiration or fascination with cars, often focusing on their design, performance, and aesthetics, similar to how people admire explicit content with an intense attraction. Full definition
In fact, the Type R packs so much car porn you almost expect to find it parked way back in that room behind the beads. (automobilemag.com)
Le Mans prototypes don't get more awesome than a Porsche 917 and one in a Gulf livery is pretty much classic car porn. (wtf1.com)
Of course, there is the BDSM (we get handcuffs on ankles, sex toy teasing, 9 1/2 Weeks style shenanigans with ice cream, almost exclusively played out to slowed down versions of a retro hit) but more often we get wedding porn, fast car porn, big house porn, workplace porn (Anastasia's publishing house office is ridiculous) etc.. (empireonline.com)