JL Audio® Core Audio Interconnect Splitter 4-way (XD-AICS-1F4F)

Core 4-Way Audio Interconnect Splitter (XD-AICS-1F4F) (010-13448-00)

Elevate your audio system with the JL Audio XD-AICS-1F4F 4-way RCA interconnect splitter, purpose-built to distribute one audio output into multiple signal paths. Whether you’re upgrading a car, marine, or powersports sound setup, this splitter enables flexible routing without degrading clarity.

Note: This is an output splitter — it is not designed for input summing. 

Key Features & Capabilities

• Splits a single audio output (RCA) into four separate outputs, making it ideal for connecting multiple amplifiers, processors, or signal paths. 
• Designed for automotive, marine, and powersports audio systems, offering rugged performance in demanding environments. 
• Compact and easy to install — just plug in your RCA cables, no special tools required.
• Maintains signal integrity and fidelity when splitting, helping to preserve audio quality across connected components.
• Durable build suited for exposure to vibration, temperature changes, and moisture found in marine and vehicle settings.
• Low-profile design ideal for tight installation spaces behind dashboards, in consoles, or in wiring compartments.

What You Should Know

• This splitter is intended for output splitting only—do not use it for input summing (i.e. combining multiple source signals) or you risk damaging equipment or degrading sound. 
• The JL Audio part number is 010-13448-00 for reference. 
• It’s compatible with standard RCA interconnect cable setups and integrates seamlessly into most aftermarket audio systems.

What's in the box:

Designed to split audio output connections to multiple devices. (Do not use it as an input-summing device.) Engineered for automotive, marine, and powersports applications.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.