Car: Chevy Van 1990 (Diesel 6.2L)
Amps: Kicker ZX200.4 Kicker ZX 850.4 Kicker ZX 1500.1
Subwoofers: 2x Alpine Type-R 10"
Speakers: Hertz HSK163.3, Pioneer 8" 3way coaxial (we dont remember which model is :)
So, owner want's to add little bit more bass in his Chevy Van audiosystem. Despite the...