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Customers

Alan P.

First off, I just have to say that I have never came across a more stand-up guy that takes his time to connect with his customers and have the...
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Daniel C.

Daniel C.

Thanks for your exemplary service. Keep doing what you're doing. Daniel C.
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Rob D.

John is a real awesome guy. i couldn't thank u enough for all the help over 7-8 years.
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Brian R.

John!! Got my Viper back together, dyno tuned. Super happy with the results of your work!! Gained 112 RWHP and 107RWTQ!!!!! More at the crank. Sounds...
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Steven

Southeast Performance and John Mercedes have been "OUTSTANDING" to do business with. I couldn't be happier.
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Michael D.

I just wish there were more guys like you around for us gen3 guys. Most just want a sale and don't care to actually help let alone give advice or...
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Bruce P.

Bruce P.

You’ve got a big fan in me. Oh yeah, the car is awesome. Runs like a raped ape. So thanks a lot !
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Don S.

John, I can't emphasize this enough, but without the help you're getting me I could not have afforded my dream engine! I literally have cringed when...
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Robert S.

Robert S.

426 Hemi Cuda
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Brian C.

Brian C.

I have never had any problems with John on any transaction. One of the few vendors I have never had a single problem with. Including paying overnight...
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Matt C.

Thanks again John, someone who’s willing to help and not just sell parts. So, looks like you’ll be listed on my referrals. Keep in touch. Thanks...
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Troy K.

Troy K.

Thanks for all your great help with my Viper.
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Carl E.

Carl E.

Dodge SRT-10 Viper
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Kyle M.

Kyle M.

John, I am very pleased with the brake conversion. The kit was very easy to install and I didn't have any problems and look very good as...
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Tom R.

John--the 408 engine you built for me is outstanding. Feel free to give him my cell number and I'll happily give you a strong reference. Thank you...
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Dan B.

Dan B.

Dakota R/T 408, Thanks for everything! Dan https://www.youtube.com/watch?v=wZekmXKYXA4
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Billy W.

Billy W.

Dakota R/T 408
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Jared B.

John, You Rock! Thanks again for the great deals and speedy service. Really appreciate it. Jared Dakota R/T
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Matt G.

I just want to say thanks for all that you have done for me, because over the weekend I was the fastest R/T out there with no power-adders and still...
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Brian A.

Brian A.

The 408 engine runs strong, put on dyno 405hp with 415tq N/A not shabby.. also was on 22" wheels with those numbers est. 500-525 @ crank. Thanks so...
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Gary H.

Gary H.

John, Thanks a lot !
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David A.

David A.

Thanks for everything, David
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Steve F.

Thank You for all your help and hookups with the parts - sounds like a lot of people appreciate it, I'm one of those people. - Steve
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Taylor M.

Taylor M.

Thanks a lot John !
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Steve V.

Steve V.

You are the only guy who I trust to do the most important thing I'll ever do to my Roadrunner, a car that means more to me than any inanimate object...
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American Auto Wire GM Wiring

We have well over 80 years of combined expertise in automotive electrical systems for factory muscle cars, collector cars, street rods and custom applications. American Autowire has been the premier manufacturer of quality wiring harnesses for General Motors's vehicles since its' inception. We employ the brightest and most knowledgeable tech team in the industry. Our depth of knowledge and technical advice is unparalleled.
Product
We manufacture over 10,000 harness combinations, battery cables and electrical system components for the GM product line. This is the single largest catalogued database of harness applications in the industry. We stock a large inventory of the most popular harnesses for the entire GM line.
Specialization
We have extensive experience in the adaptation of custom features to stock harnesses, including H.E.I. ignition, internally regulated alternators, generator to alternator conversions, and a host of custom features that can be built to the your specific requirements.
Quality
We make no compromises! We use original GM components whenever possible and build every harness to original GM specifications. When original parts are not available, we will fabricate new parts to original factory specifications. In the interest of safety and longevity, we will improve upon the original design concepts to provide our customers with the highest quality product available. Originality and quality are as important a part of our product as the components. Being the manufacturer offers us the opportunity to control both. We take pride in our workmanship and place the utmost emphasis on the manufacturing of a quality American made product.



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