Kicker Street Series ST4TW 1.5" 50W RMS Tweeter 4 Ohm 49ST4TW Accessories/Head Units Amp Class Class Q1 Mono:

Amp Class Class Q1 Mono: Channel 5 (Class D)

Excellent heat dissipation from the solid pole piece and the aluminum basket

They require a subwoofer that can handle extreme amounts of power for long periods of time

DS Series 6x8" Coax

4 non- SC 2005 - 2009 Chevrolet HHR 2

Kicker Street Series ST4TW 1.5" 50W RMS Tweeter 4 Ohm 49ST4TW Accessories/Head Units Amp Class Class Q1 Mono:Kicker Street Series 1. 5" Tweeter PA Style, High Output Extremely efficient, horn loaded aluminum diaphragm for extreme output Single unit, PA style tweeter perfect for competition level SPL systems Voiced for clear vocals to match with high output bass Includes front or rear mount options, in addition to trim bezel options Spring loaded terminals accept 16 AWG wire In line 6dB crossover Field replaceable voice coil assembly available (ST3RK ST4RK)