just be sure that the EX rims have 195/60/15's on them with at least an H speed rated tire (around $40 for crap tires, up to $130 for Michelin Super Doopers).

EASY STEP BY STEP INSTALLATION INSTRUCTIONS:

1.) Jack up car
2.) Place jack stands under car. (paint cans or cinder blocks depending upon availability)
3.) Loosen lugnuts and remove
4.) Bust knuckle on ground from the four-way tire iron
5.) Remove LX wheel/tire
6.) Place EX wheel/tire in location recently vacated by the LX wheel/tire.
7.) Replace and tighten lug nuts
8.) Toss LX wheels/tires in storage shed (if not available, place on porch, lean against house, place in back of girlfriend's/boyfriend's Ranger, toss in dumpster, or even make a planter that even the most finicky neighbor would enjoy.).
9.) Lower car down
10.) Raise car back up
11.) Retrieve jack stands/paint cans/cinder blocks
12.) Lower car down for the second time.
13.) Start 'er up and peel out of driveway (those wheels add 25hp, afterall)
14.) Get busted doing 115 thinking that you're Mario Andretti with your fresh set of wheels and tires.

tc all