I did a little more research and some testing with a DMM. Turns out the MB Quart Tweeter is 6 ohms and woofer is 3.5 ohms. The Kicker on the otherhand, is a 4 ohm tweeter and woofer is 3.5 ohms. From what I've read, while the woofers would be interchangeable with either crossover the tweeters...