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pac amppro 4 ap4-ch21 amplifier interface replacement for chrysler, dodge, jeep, and ram vehicles (2007-2017) logo

PAC AmpPRO 4 AP4-CH21 Amplifier Interface Replacement for Chrysler, Dodge, Jeep, and Ram Vehicles (2007-2017) Review

3

Β·

Very good

Revainrating 4 out of 5Β Β 
RatingΒ 
4.1
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Description of PAC AmpPRO 4 AP4-CH21 Amplifier Interface Replacement for Chrysler, Dodge, Jeep, and Ram Vehicles (2007-2017)

Made of high quality material. Good quality product. Designed for easy use.

Reviews

Global ratings 3
  • 5
    2
  • 4
    0
  • 3
    0
  • 2
    1
  • 1
    0

Type of review

Revainrating 5 out of 5

Improved Car Sound Quality with this Interface!

As a result of my tests, I determined that this interface greatly improved the sound quality in my car. The installation was a breeze and it worked seamlessly with my amplifier. It's affordable and reliable.

Pros
  • Improved sound quality, easy to install, budget-friendly.
Cons
  • None.

Revainrating 5 out of 5

So far, so good. the best of the power supplies

I bought this based on the reviews I read. And so far so good. The image quality is transmitted perfectly and error-free.

Pros
  • A few competitors
Cons
  • Some cons

Revainrating 2 out of 5

If this looks too good to be true, it is.

Installed on my 2014 Jeep Wrangler with 430N ECU and Premium Alpine Sound (keeping the factory amp). The noise level at the analog outputs was high. I could hear the speakers hiss even with the engine running, the sound you get when you crank the gain on the amp too high. At first I thought it was because "the minimum volume is too high". I calibrated the minimum volume per the instructions and although the volume was adjusted, the speaker noise remained the same. I have checked the amp with…

Pros
  • Absolutely amazing!
Cons
  • Reliability