I have a 9 speaker system in my 2015 mustang and have replaced the front speakers with 3.5 kickers that I removed the tweeters from and 6.5 Pioneer component paper speakers in the lower doors and left the tweeters in pillars stock. I also replaced center speaker with a skar 3.5 I had laying...
I have a 2015 Eco premium with 9 speaker shaker with no sub. I replaced all door and front center speakers with kicker 2 way speakers and now sounds afull, I tried removing center speaker and still is bad with no bass and way to bright and tinny. Thing about putting all stock speakers back in it...