Ram Air air deflector, do you install them?

[Mighty Thor]

I've been debating as to whether to install this or not. It came with the kit but I didn't install it because it would block off the air going into the radiator. But I was wondering if its a good thing to install it or not?

[brians11]

i installed mine, no temp change at all

[99Camaro99]

no temp changes here either