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Flagship One Customer Reviews

Over 13 years of diligent service, more than half a million happy customers, millions of vehicles put back on the road all around the globe truly illustrates why Flagship One is the one, and only reliable source of engine computers and PCM ECM ECU electronic control modules. Thousands of customers trusted us, now it’s your turn – You deserve the industry best service. 

Don’t just trust our word for it, read hundreds of customer testimonials written by people, just like you.All our reviews are 100% authentic and unbiased, and are based on genuine customer experience. To be completely transparent with our clients, we linked those testimonials to their original source website, so you could check them out, and shop with complete confidence.

When it comes to engine computers, most of our customers are lost and hugely confused as to what can be done to maintain their vehicle’s performance. As the maintenance and check-up costs from your mechanics are on the rise, Flagship One Inc is the place where you will find pocket-friendlier and efficient solutions to your automobile troubles. 

Whether you are facing bad fuel economy, bad car brake system, car ignition failure or unexplainable jerks, the variety of 100k+ in-stock engine computers can be the answer to all your problems. Flagship One has been delivering top-notch car engine computers since years and has now served almost 500K customers all over the US. Make a smarter choice and get your vehicle the care it needs.

Years of excellence

Operating for 13 years, today, Flagship One is still thriving and increasing the pace and scope of its operations. Each passing day, we serve thousands of customers all over the US, gaining experience and eventually improving our services offered to you. You should buy from this company if you're looking for perfection.

By ensuring smooth and quick shipping all over the states, a qualified team of technicians, mechanics and engineers, we are a preferred source of the best automobile engine computers and other modules.

By recruiting licensed engineers and technicians, we put all our units under thorough testing before they can be sold to you. In addition, our technicians and engineers are thoroughly trained to make required repairs, replacements and even work on refurbished units to deliver a better user experience to you.

Our team of experts are also responsible for programming and getting done with the complicated coding of these modules and engine computers to make them suitable for your vehicle specifically, so you don’t need to go through the trouble of programming.

Flagship One specializes in programming, updating and flashing the units for your needs. Working every day to provide a safe and convenient experience to our customers, we also offer a smooth online shopping experience with free shipping services too.

Products and services

At Flagship One, you will find a wide array of products manufactured by and for various, market-famous automobile brands including Dodge, Ford, Eagle and Toyota. We have the following modules included in our stock:


Find the best engine computer for your jeep or truck to guarantee better fuel economy, improved airflow for your car and consequently better coordination between car parts.

Transmission Control Module

Whether automatic or manual, make your vehicle’s transmission smoother without spending a lot of money by buying a transmission module from Flagship One.

Emission controls

Considering the recent increase in environmental consciousness, make your vehicle an eco-friendlier automobile with the best quality emission control system installed.

Why choose Flagship One Inc.

Free shipping

Our online shopping experience is designed to be super user-friendly, so you can get your hands on the best prices and the best quality units in the market. Don’t spend an extra dollar on any other part of your automobile by availing our free shipping services all over the US.

Generous Lifetime warranty

All our in-stock units that are tested and approved by certified technicians are backed by a generous warranty that lasts for a lifetime. The lifetime warranty is provided free of cost with each bought PCM unit you purchase. We also offer store credit / programmed keys .

Best prices

In the industry, Flagship One has worked over 13 years, not only gaining experience and excellence but also offering the best value to its customers. All our units are pocket-friendly and are rightfully priced. With over 100k units in stock, we ensure that your money is not wasted.

Wide range of brands

Whether PCM, ECU, transmissions or injection modules, we have units stock up that is compatible with various makes and brands of vehicles. Our user-friendly website lets you search for the most suitable and appropriate module, by providing you with an efficient search system that uses information such as model make and brand to find the most suitable unit for you. incl store credit on your original purchase

Get in touch with our account manager

We make sure our customers are not left alone to struggle with their vehicles or their units. Therefore, we have established highly responsive customer support + extremely friendly  to provide answers to your questions. After a quick and easy purchase of a unit, contacting fs1customer support is easy:

  • Online chat w/ desired account manager to appropriately process your response
  • Email or send your queries here
  • Contact customer support Monday to Friday at 516-766-2223
  • 19 Wilbur St, Lynbrook NY 11563