subwoofer

Hey guys, I’ve just replaced my HU with an DSXA410BT x 4X55w and replaced the factory speakers with in phase xtc 13.2 in the front and xtc 10.2 behind the seats. I didnt touch the tweeters. My Z3 doesn’t appear to have and amp or factory Sub. There was an amp on the passenger door car. I’ve...

Hi all first post on here so please be kind! I have a 3-litre Z3 2002. I find the quality of the speakers pretty poor in general, pretty quiet and when turned up they get pretty bad sound quality. I have the Harman sub and an alpine stereo so I don't think it is 'stock'. Wondering if anyone...

Does anyone happen to have a z3 subwoofer part 65136902837 ? It doesn't necessarily need the speaker itself/ doesn't matter if its blown, it's really just the enclosure I am after. Picture attached. Many Thanks James

I have the OG HK sub in my car, late model. 2002. I have two ways to go: - 1) Pull part and glue it back. The edge has come away cleanly and can be resealed, but I know this is only a temporary fix... - 2) Buy the Kicker replacement, but I've not seen a very good how-to on this and don't...

When I bought my Z3 the subwoofer was blown. I bypassed it with the new Sony head unit I put in, and was just using speakers behind the seat and tweeters installed in the foot well locations. I finally broke down and put in an 8" Kicker sub, and an enclosure I found online. But I really wish I...