Flagship One, Inc. is the world's top supplier of Engine Computers & PCM, ECM, ECU, TCM, ICM, BCM Control Modules. We are the most Trusted and reliable source when it comes to VIN-Programmed Engine Control Modules, Electronic Control Modules, Powertrain Control Modules. With over 120,000 units In Stock we guarantee that you will receive the part that you need. All of our products are thoroughly Tested and Programmed in house by our team of Engine Computer specialists, and bear the exclusive Flagship One FREE Lifetime Warranty. All units come Flashed with the latest OEM Software. Give Us a Call at 516-766-2223, or visit our website to get your module Today!
Flagship One, Inc. (fs1inc.com) has a 4.9 out of 5 rating on OK.one, based on 203 user reviews collected here. It is listed under Vehicles & Transportation and its reputation is excellent. Praise is nearly unanimous, with 97% rating it 4 stars or higher; The business has not yet replied to negative reviews; Reviews mostly discuss Customer service, Product. Last updated 2026-08-12.
Reviewers overwhelmingly had a great experience with this company. Customers frequently praise the staff for being extremely helpful, professional, and attentive throughout the entire ordering process. People note that representatives go above and beyond to ensure buyers find the exact parts needed for their vehicles quickly. Consumers also appreciate the fast shipping and the careful packaging that keeps items in perfect condition upon arrival. Some reviewers were not happy with receiving incorrect or non-working parts that caused frustrating vehicle issues. A few people also mentioned experiencing difficulties reaching customer support or getting timely responses when problems arose.
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Val was great every step of the way with our order from beginning to end. Quick response at answering questions and letting us know if there were any delays. Thank you for all your help. We would order again.
I made an on line order and had an issue with my tax excempt certificate being applied. I called and was directed to Maria who was able to refund my tax ammount and e-mail me a new receipt. Thanks for you do.
the part i needed was in stock VANASSA C was super helpfu
Aldrin, was very knowledgeable about product and very professional
He was very nice. And explained everything well😊
Faraz A was very helpful in assisting with our needs. Thank you!
He was awesome and did everything very quick and very professional
Was having issue with computer so I called. Claire M., was very helpful with placing an order quickly.
Great customer service. Mary AC was great to deal with.
First, the ecm I needed was in stock. Mr. Ranjant was very helpful in placing my order.
Thank you daniel c for answering my questions!
Brian T was of great help. He was supportive every step of the way.
Aldrin o did an exceptional job of helping me
Positive,professional and extremely efficient
Mary A was great! New ecm on the system fixed more issues than I realized quite happy!@
Ryan R. Got me taken care of fast and with no issues, great service all around and great company, warranty is unmatched as well!
Professional service
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