Quote Originally Posted by NissanTun3r View Post
I think it was importuner that did a dyno before and after the install of hood spacers and it proved to reduce underhood temp by enough to get like 5 whp I think....not sure how much it's been a while since I read it.
That's for cars that need them, from my understanding. And I think 5hp is a little much. it look shitty on cars that actually need them, let alone cars that don't. Later, QD.