4 ohm mono is equivalent to 2 ohm. The following diagrams are the most popular wiring configurations when using dual voice coil woofers.

Amazon Com Kicker Km654lcw 41km654lcw 6 5 Inch 2 Way
Kicker kmlc wiring diagram. They show a typical single channel wiring scheme. The diagram below shows how to properly wire led speakers in parallel. Beginning with power and led wiring. Dual voice coil wiring options. Wiring multiple led speakersgrilles. If only using only one kicker led speaker subwoofer or grille the harness with the in line rf receiver will plug directly into the harness attached to the speaker.
Duration and terms of warranty depend on the laws in the country in. You can connect up to 12 led lit speakersgrilles to one kmlc. For additional speakersgrilles additional kmlcs will be required. If problems persist test with one speaker to ensure the kmlc is functioning properly. The kicker kmlc remote greatly expands the functionality of the latest led capable km speakers and you. Kicker products are warranted against defects.
When using a controller you simply need to wire the leds to the corresponding color wire from the controller like the kicker kmlc and supply the controller with 12 volts and ground. Led wiring for rgb speakers and rings. You can wire multiple speakersgrilles in parallel to be controlled by the kmlc by first splicing them together before going into the kmlc as shown in this diagram. Check the amplifiers owners manual for minimum impedance the amplifier will handle before hooking up the speakers. If using more than one speaker subwoofer or grille up to 12 can be used with a single rf receiver both included harnesses are used and spliced to all the speakers. Tyson coker an 11 year veteran of kicker technical support talks about different wiring options for your coax speakers.