would it be worth it to upgrade my hk inside speakers without ....
changing the head unit? I already have a jl500 amp and 2 jl 10w6 subs.
I want better quality sound but if i have to get a new head unit then I will keep my current setup.
2000 328Ci 300+hp
ESS 9 P.S.I. Supercharger
Racing Dynamics Tornado Body Kit
custom low-comp pistons
titanium valve springs
Brembo 14'' BBK
18''SSR GT1 Wheels
H&R Coilovers, RDSport Sway Bars, KMAC Front Camber Kit
UUC SSK, Lightweight Flywheel, Shift Knob and Ebrake
Active Autowerke Rear Strut Bar, Exhaust, and Rear Control Arms
Carbon Fiber Grill,Engine Covers, Interior Trim, and Strut Bar