Best and most accurate Oil pressure gauge on the market

I agree with the high end liquid filled. That said, I've never, ever seen the nylon line burst. Never. I've seen them get melted in exhaust, get a hole chaffed in them, seen the ends pop out of the ferrule from not being installed correctly, but never just burst for the hell of it. As long as you route it smartly, like along the same path as the wiring harness, for example, you won't have a problem.