Welcome! We are GSD

What We Do


Granite State Dyno and Tune was founded on the idea that true advancements in the automotive industry start with the customer. We strive to create unique relationships and unique builds, so that each customer leaves our shop with the ultimate automotive experience.

With over fourteen years of experience in engine tuning, we specialize in calibration of performance vehicles and offer a wide variety of tuning solutions. Our facility is equipped with two in-ground Dynojet chassis dynos (AWD/2WD), and a full service body shop. With services including full engine builds, performance parts and installation, track prep, and preventative maintenance, we truly are a one stop shop for all your automotive and performance needs!

  • Bring your cars somewhere else and feel the wrath of poor power curves, broken parts, and ugly installs.

    Chris Livingston via Facebook Pages
  • Thank you Granite State Dyno. Thank you, Alex, for getting my car running correctly. She feels awesome!

    Dez Tep via Facebook Pages
  •  Did a excellent job repairing brakes on our Accord. I will be bringing my Camry there now as well.

    Isaiah LaBrosse via Facebook Pages
  • This is the most professional and experienced place you will find on the whole east coast.

    Joshua Asselin via Facebook Pages
  • Gave me a good deal on products. Beat all the online competitors. 

    Rap Celis vis Facebook Pages
  • The Granite State Dyno team is nothing short of courteous and friendly and the facilities are top notch.

    Mike Crane via Facebook Pages

Our Service

Our quality standards apply also in terms of service, technical expertise and advice. Our dedicated employees are happy to assist you with know-how and experience in your daily business.

Dyno Pulls

Specialized Professional Tuning

Part Installations

Custom Fabrication

Engine Builds

General Maintenance

Collision Repair

Body Work

Media Gallery

We believe our work speaks for itself. Browse our most recent projects below.

GSD Auto Body

GSD Auto Body

Customer Vehicles

Customer Vehicles

Gallery, Photography
Facebook Photo Contests

Facebook Photo Contests

Gallery, Photography

 One test is worth a thousand opinions.

Granite State Dyno & Tune

4 People 1 Mission

We believe in a diverse range of personnel to bring creative skills, thoughts, and ideas to the table. Your vehicle's performance is our #1 concern.

Alex W.

Alex W.

Owner & Tuner View Details
Rick T.

Rick T.

Fabricator & Welder View Details
Chris L.

Chris L.

Technician View Details
Josh C.

Josh C.

Auto Body Technician View Details
Alex W.

Alex W.

Owner & Tuner

Alex is the Owner and tuner here at GSD. With over fourteen years of experience in engine tuning, he specializes in the calibration of performance vehicles. Alex started out tuning his own vehicles, and eventually expanded to freelance tuning. In time, demand for his unique talent and knowledge for engine tuning grew, and he eventually opened up Granite State Dyno & Tune in 2011. It’s no secret that Alex has a special place in his heart for Toyota Supra’s, and is currently in the process of overhauling his 1994 Toyota Supra. Alex’s other passion is aeronautical, and once a month you can find him out flying planes for clients. In his free time he can be found at the lake on his boat, with friends and family, and at local car events. Alex is the driving force behind GSD and motivates his team to excel in every endeavor; he is the true backbone of the GSD team.

Rick T.

Rick T.

Fabricator & Welder

Rick is our in house welder and fabricator. When he’s not welding, you can find him facilitating other projects around the shop, or operating the dyno for clients. His passion for automotive began five years ago with the purchase of his first Nissan 240sx, and he currently owns an sr20det powered 1995 Nissan 240sx. Rick began welding at home by saving up for his own welding equipment and practicing on anything he could find to hone his skills and learn the craft. In his free time Rick enjoys dirt biking, working on his car, and spending time with family and friends. With a keen eye, and attention to detail, Rick ensures each fabrication project not only meets but exceeds the standard, constantly striving to perfect and improve his skills.

Chris L.

Chris L.


Chris is one of our performance automotive technicians here at GSD. He has been with Granite State Dyno since it moved to Hudson in 2013. His passion for automotive started 15 years ago and has led him to own several fast cars including a built, nitrous fed mustang, an SRT300C, and a modified street bike among many others. When he’s not at work you can find Chris at the dragway “If you want to measure the performance of your car, there’s no better way than to take it down the ¼ mile.”. Chris also enjoys spending his free time with his family and friends, and in the winter you can find him snowboarding in the mountains. With years of experience in a variety of automotive fields including general repair, customization, high performance and race prep, Chris is integral part of the GSD team. Chris takes exceptional care and pride on each project he works on, ensuring the highest quality service and work on each build.

Josh C.

Josh C.

Auto Body Technician

With over fifteen years of experience, Josh is our auto body and custom paint specialist. With experience in collision work, full restorations, airbrushing, and custom paint, there isn’t much he hasn’t done. If you attend any local cruise nights, you may have seen one of his many masterpieces, perhaps even his own 1970 split bumper z28. Josh has an extensive background in classics and muscle cars, and enjoys transforming and working on anything from domestics to imports. In his free time he enjoys attending local car events, camping, and spending time with family. With his level of skill and attention to detail, he can put the finishing touches on any custom project or build.


Take a peek at what it's like behind the scenes at Granite State Dyno & Tune by reading into our mindless dribble. We'll keep you up to date with all the latest accomplishments, builds, and events in the shop! 


Numbers don't lie, now do they?


Years Experience 


5-Star Reviews 


Talented Employees 


Slices of Bacon Eaten