Come on now, don't get carried away just yet! Let's break this down. Broken rear windshield....that will offset the sticker on the front windshield! See....all of these thing's alone will add power, but combined the make things suck! It's like....you can put exhaust on your car, or you can put an intake thing on your car....but if you do both, it'll suck. Everyone knows that. Unless it had a wing on it as high as the car is long....it's got nothing on you.