





Memphis MJP822
MOJO Pro 750W RMS 8" Subwoofer DVC 2-Ohm 1500W Peak
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Memphis Audio MJP822 8" MOJO Pro Subwoofer
The Memphis Audio MJP822 is a high-output, no-nonsense SPL machine designed to bring the legendary MOJO power into a compact 8" format. Built to thrive in traditional enclosures, this subwoofer handles a massive 750W RMS, making it one of the most powerful 8-inch drivers available. It’s the perfect solution for audiophiles who demand aggressive, thunderous bass but need a footprint that fits in smaller vehicle applications.
Key Highlights
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High-Output SPL Performance: Engineered specifically for Sound Pressure Level (SPL), this 8" sub is built to get loud and stay clean under heavy load.
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DVVC (Direct Vent Voice Coil Cooling): Features advanced thermal management that positions venting directly below the coil, rapidly exhausting heat to let you play louder and longer.
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Massive Motor Structure: Driven by a 105oz double-stacked ferrite magnet and a high-temperature 2.5" copper voice coil for unrelenting low-end authority.
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Pro-Grade Build: Constructed with a rigid paper cone and a double-stitched foam surround to handle extreme excursion while maintaining structural integrity.
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Inductance Reduction: Equipped with an aluminum shorting ring and cross-drilled front plate venting to minimize distortion and improve overall sound accuracy.
Technical Specifications
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Size: 8" Subwoofer
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RMS Power: 750 Watts
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Peak Power: 1500 Watts
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Impedance: Dual 2Ω (Wireable to 1Ω or 4Ω)
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Sensitivity: 82.3 dB
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Magnet Weight: 105 oz.
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Voice Coil Diameter: 2.5"
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Mounting Depth: 5.6"
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Cutout Diameter: 7.3"
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Enclosure Recommendations: 0.6 cu. ft. (Sealed) / 1.0 cu. ft. (Vented)

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.
