Turn in the tool that is holding you back and get a brand new Gas Pro or Master kit with all new hardware, a reset warranty, and the latest software. Cover shipping today. Your first payment is 30 days out.
When your kit will not talk to the engine in front of you, the boat does not move and the customer starts to wonder if you are the right person for the job. You deserve a tool built for marine work, backed by people who pick up the phone.
You get to the boat and your current tool cannot read the system you need. The diagnosis stalls before it starts.
Older gear slows you down and falls further behind every new engine that hits the water.
When you are stuck on a job, waiting on help you cannot get is time and money you do not have.

Not refurbished. You trade in your old kit and receive a brand new Gas Pro or Master unit with a reset hardware warranty.

Dealer-level diagnostics across 75+ brands and 1,383+ models, plus repair info and sea-trial functions.

US-based support with unlimited calls and remote sessions, plus software updates three times a year.
Trusted by shops, marinas, and institutions across the country
A quick look at the program and the kits you can trade up to.
Trade up in three steps and get back to work.
Book a quick call. We confirm your current kit qualifies and lock in up to $1,000 in trade-in credit toward a brand new kit.
Sign your agreement online and cover shipping. That is all you pay today. Your first payment is 30 days out.
Your brand new kit arrives ready to go. Send back your old unit and get back to work with confidence.
MDT was built for marine techs who need a straight answer fast. Our US-based team gives you the tools, training, and support to diagnose with confidence, not a ticket queue.
Both kits come brand new on a 36-month plan with your trade-in credit applied. You cover shipping today. There is no tax at checkout, and your first payment is 30 days away.


Up to $1,000 credit with a qualifying V9 trade-in. Open to owners who paid cash or are paid off. Texa, V8, and Jaltest owners welcome.
“Saves money, saves time. It is the number one tool I have. It makes me efficient. It makes me a better technician, and the support is stellar.”
Any owner who paid cash or is paid off on their current diagnostic kit. Texa, V8, and Jaltest owners are all welcome. You can receive up to $1,000 in credit with a qualifying V9 trade-in.
Yes. You receive a brand new kit with all new hardware and a reset hardware warranty. It is not refurbished or used.
Shipping only. There is no tax charged at checkout. Your first monthly payment is due 30 days after you enroll.
The Gas Pro kit is $215.99 per month and the Master kit is $299.99 per month, both on a 36-month plan with your trade-in credit already applied.
Once your new kit arrives, you send your old unit back. We walk you through the return on your call.
Book a quick trade-in call. We confirm your kit qualifies, answer your questions, and send you a direct link to sign and enroll.
Book a quick call, claim your credit, and get back to diagnosing on brand new hardware. Never guess a marine engine issue again.
Book Your Trade-In Call Prefer to talk now? Call 844-627-4630