How to decide whether to remove rear spoiler to decrease drag, improve mileage

[2000mc]

Originally Posted by 2000mc

I've wondered if the center 2' of mine helped, but the 6" on either end erased everything good.

so i finally put my saw where my spoiler is ... took off a lil more than 6" though

the part i think erases the good the spoiler does


pic of a stock spoiler from a different angle


saw inspiration, the '00 - '02 update


after i was done with the saw



testing the stock spoiler vs. no spoiler - i came up with virtually zero difference
testing no spoiler vs. the modified spoiler - i came up with a 1.2% improvement for the modified spoiler