The BMW 2.1 IMP HARNESS connection cables are designed for connecting BMW speaker drivers and theIMPULSE 4.320 compact 4-channel digital amplifier.The specific BMW connectors make installation simple.

This cable enables amplification of a vehicle’s front speakers across 2 channels, and amplification of two BMW subwoofers over the other two channels of the IMPULSE 4.320 amplifier. 

• Developed with twisted cables to eliminate disturbance
• Compatible with the IMPULSE 4.320 amplifier
• Specific BMW connectors for a quick and flawless connection 
• No soldering required
• Length: 13ft (4m)