











JL Audio C7-650cw
C7 Series 6-1/2" component woofer (Single)
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JL Audio C7-650cw | C7 Series 6.5" Component Woofer (Single)
The JL Audio C7-650cw (Part Number: 010-03126-00) is the foundation of JL Audio's flagship speaker line, representing the absolute pinnacle of their automotive engineering. Designed specifically for active systems, this woofer is sold individually and engineered from the ground up to provide solid mid-bass and precise midrange performance. By utilizing proprietary Dynamic Motor Analysis (DMA) and FEA tools, JL Audio has virtually eliminated the non-linearities and distortions found in traditional drivers.
Product Highlights
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Mineral-Filled Polypropylene Cone: The vacuum-formed cone body features a gentle curvilinear profile to optimize frequency response. This material choice offers an ideal balance of low mass and high damping to prevent unwanted resonance.
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Oversized 32mm Voice Coil: The large-diameter, overhung voice coil is wound with copper wire on a fiberglass former. This design provides extended power handling and minimizes thermal compression, keeping your sound clear even during high-output sessions.
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Patented Elevated Frame Cooling: The purpose-engineered cast alloy basket features thin spokes to maximize rear open area. It incorporates JL Audio’s patented cooling technology to pump air directly over the voice coil for maximum thermal stability.
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Engineered for Flexibility: The C7-650cw is capable of operating flawlessly in either a 3-way system (with a midrange and tweeter) or a high-performance 2-way configuration.
Key Features
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Advanced Dust Cap: The dust cap went through ten prototype generations before the final design was approved. It attaches to the cone and voice coil former to specifically improve high-frequency behavior and mechanical integrity.
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Nomex®/Polycotton Spider: The moving assembly is suspended by a large-diameter, linear profile spider and a positive-roll rubber surround. This combination allows for exceptional linear excursion without premature restriction.
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T-Yoke Motor Topology: Utilizing a high-grade Y35 Strontium-ferrite magnet, the motor's magnetic field is precisely optimized to provide linear force throughout the driver's entire performance range.
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Tested and Verified: Every single C7-650cw driver is assigned a unique serial number. Once registered, you can download a copy of the specific Acoustical Test Report for your exact driver.
Technical Specifications
| Feature | Specification |
| Part Number | 010-03126-00 |
| Speaker Size | 165 mm (6.5 in.) |
| Power Handling (RMS) | 125 Watts |
| Recommended Amp Power | 50 - 175 Watts |
| Nominal Impedance | 4-Ohms |
| Frequency Response | 50 Hz – 5,000 Hz (± 3 dB) |
| Sensitivity | 90.0 dB @ 2.83V / 1m |
| Mounting Depth | 2.77 in (70 mm) |
What’s In The Box?
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(1) JL Audio C7-650cw 6.5" Component Woofer
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(1) Die-cast aluminum grille tray
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(1) Fine mesh steel grille insert
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(1) Spiral pattern steel grille insert
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Mounting screws and owner’s manual

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.
