Alpine KCX-F200INT Amplifier Interface
OEM Premium Amplifier System adapter for select custom-fit Alpine WRA-JL receivers
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Alpine KCX-F200INT Premium Audio System Interface
Product overview:
The Alpine KCX-F200INT is a specialized integration adapter designed for 2018-Up Jeep Wrangler JL and 2020-Up Jeep Gladiator owners who have the factory-installed Alpine Premium Amplified System. When upgrading to an Alpine Restyle head unit, you typically risk losing the factory amplifier’s specific tuning and power. The KCX-F200INT solves this by mimicking the factory signals, allowing you to keep your OEM Alpine amplifier and its signature sound while enjoying the modern technology of a new Alpine touchscreen.
Features
Seamless Connectivity
The KCX-F200INT provides a true plug-and-play installation path for the Alpine i509-WRA-JL, X409-WRA-JL, and i407-WRA-JL receivers. It features a vehicle-specific 30-inch wiring harness that connects directly to the Alpine custom-fit receiver's main harness. This eliminates the need for wire splicing or complicated bypasses, ensuring your vehicle's data bus and premium audio system continue to communicate perfectly without any software errors.
Safety & Convenience
Designed for stealth installation, this interface is compact enough to be tucked away completely out of sight behind the dashboard. Because it preserves the factory amplifier's signal path, you don't have to spend hours running new speaker wires throughout your Jeep. This convenience allows you to focus on the technology upgrade of your dash while maintaining the factory system integrity and ease of returning to stock if you ever sell your vehicle.
Enhanced Audio & Ambiance
Keep the "sweet sound" of your premium Jeep audio alive. By mimicking the OEM signals, the KCX-F200INT ensures that your factory-tuned speakers and subwoofer continue to perform exactly as intended. This preserves the balanced audio ambiance you’ve grown accustomed to, now enhanced by the superior 24-bit D/A conversion and advanced tuning capabilities of your new Alpine Restyle head unit.
Fine Tune Your Sound
The interface is optimized for high-voltage signal transfer, featuring an 8V input level and 4V output level. This maintains a high signal-to-noise ratio, ensuring that your music remains clear and free of background hiss. With a flat frequency response from 20Hz to 20kHz, it acts as a transparent bridge, allowing you to use your new Alpine receiver's 13-band EQ or time correction to "fine-tune" your Jeep’s cabin acoustics with professional precision.
Full Specs:
| Category | Specification |
| General | |
| Color | Black |
| Device Type | OEM Premium Amplifier System Interface |
| Compatibility | 2018-Up Jeep Wrangler JL, 2020-Up Jeep Gladiator |
| Compatible Receivers | i509-WRA-JL, X409-WRA-JL, i407-WRA-JL |
| Channels | 2 |
| Input Level | 8V |
| Output Level | 4V |
| Impedance | 600 Ohm (Input & Output) |
| Frequency Response | 20Hz – 20kHz (±1.5dB) |
| Dimensions | 6.7" L x 1.8" D x 1.4" H |
| Warranty Information | |
| Parts/Labor Warranty | 1 Year Limited |
What Others Are Saying
Eddie was great - SDCS installed a new head unit in my 2019 4Runner. He was honest in his opinions regarding the options I was considering. Pricing was also good - he was able to reuse some of my existing installation kit so I saved a bit of $$.Installation was clean and fast and he took the time to walk through the features before I left. Highly recommend!!
I had a great time at this shop! The staff really knows their stuff and took the time to explain the different options without pressure. Installation was quick, clean and professional. Everything looks factory and sounds amazing. The prices were fair and customer service was above and beyond. I highly recommend this place if you're looking for quality car audio and excellent service.
Those guys are really professional! I had a new Alpine floating head unit installed in my 2008 Mercedes, and it feels like a brand-new car. The installation was super clean. At first, the sound wasn’t the same as the factory stereo, but Kevin tuned it to be just as good—if not better—without adding any new amps. They even used my factory GPS antenna so I don’t have extra wires hanging out. On top of that, they matched the online price. Big thanks to Kevin and Eddie—highly recommended!
Kevin was awesome, he took his time and explained everything to me. I went in initially for a dash cam install and then decided to get a sub and amp installed as well. Both turned out great and will be returning if I need more work done.
Came In not knowing what to expect when suddenly my stereo stopped working. Spoke with Kevin in the front and after a VERY fast diagnosing they discovered my wiring was incorrect. After only about 45 minutes total being in the store I was on my way to the beach with a working stereo again! Thank you so much SDCARSTEREO
Highly recommend Kevin and the team at San Diego Car Stereo for any issues with aftermarket stereos. I bought a car with an aftermarket stereo and AC unit that wasn’t working properly—specifically, the heat wasn’t functioning due to an improper setup. I had several people look at it with no luck, and even the dealership basically refused to help because it was an aftermarket install. I came to Kevin and his team over the holidays feeling pretty defeated, but he was confident he could get the heat working before I headed back to a Colorado winter. Sure enough, he got it done.
FAQ
Do products purchased from San Diego Car Stereo come with a warranty?
Yes, all products come with a 1-year manufacturer warranty unless otherwise stated. This covers any defects excluding physical damage.
Are these products brand new?
Yes, every product we sell is 100% brand new, unused, and comes in original manufacturer packaging unless clearly marked otherwise.
Do you offer installation services?
Yes, we offer professional installation services at both of our San Diego Car Stereo locations. Our expert technicians have over 50 years of combined experience to install all of your car, marine, or offroad audio needs. Stop by or give us a call to schedule an appointment to get a quote in person.