ECMCustoms

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Phoenix, AZ 85048

ECMCustoms is a specialized marketplace based in Phoenix, AZ, offering a wide range of stock and customized diesel powertrain products. Since its establishment in 2016, the company has focused on providing solutions for GM Chevy DMAX modules, Dodge Cummins PCM ECMs, and Volkswagen ECMS programming services.

Additionally, ECMCustoms offers EFILive custom solutions, catering to the diverse needs of diesel powertrain enthusiasts. With a commitment to quality and innovation, they have positioned themselves as a go-to resource for custom ECM solutions.

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Reviews

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2.05 reviews
Eric L.
8/18/2025

I was broken down in North Dakota 1100 miles from home, and they shipped me a replacement ecm and it arrived in 2 days. They even customized the programming for my modifications. Beyond delighted.

Mike S.
1/30/2023

YOU HAVE BEEN WARNED DO NOT BUY FROM THIS COMPANY THEY ARE SCAMMERS and are not trustworthy . they need to be shut down for chicken hock business practices , 4000 dollars for a tcm that is 700...

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Tim C.
5/17/2020

I purchased a v1 enm programmer from this place. Be warned you may not get what you pay for. I tried to return the tool to him because it was not a new product nor did it have all with it that he...

Paco S.
4/2/2022

Ordered a tuner that he said worked. Didn't work and wouldn't return phone calls or messages. Don't Easter your time with this guy.

Brian C.
10/4/2021

had him flash a ecm. it wouldn't communicate an then he double charged me an won't respond to email or phone calls.

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