Mustang Upgrades

 and Routine Service

Over 30 Years of Experience

Commitment to Performance

No Fluff - Upgrades and Service Solutions That Really Work

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Expert Installation of Performance-Enhancing Mustang Parts

If you're a Ford Mustang owner looking to enhance the performance of your car while maintaining its daily drivability, look no further than Realspeed Automotive. We have close to three decades of experience performing Mustang work that includes:


  • Dyno testing
  • Dyno tuning
  • Engine performance checks and improvements
  • Engine tuning
  • Diagnostics and repairs for performance-modified Mustangs
  • Brake service and upgrades
  • Chassis and suspension upgrades and tuning
  • Service and general maintenance


Some of the Mustang models that we service at Realspeed Automotive include: 


  • Coyote & coyote swapped
  • Fox 1979-1993
  • SN95 1994-1998
  • New Edge 1999-2004
  • S197 2005-2014
  • S550 2015-2023
  • S650 2024-2025+


Realspeed Automotive is a locally and family-owned Mustang mechanic with over 30 years of experience and 15 cited publications on Mustang maintenance and performance enhancement.


Don’t settle for anonymous internet advice or fall for big warehouse sales pitches. If you want the correct parts for your application and experts who know how to install them, come to Realspeed Automotive.   Call us today for a free service consultation!

Free Consultations for All Mustang Installations and Servicing

Call Realspeed Automotive today.

(631) 563-7325

(631) 563-7325

Dan is the only person I trust with my Mustang. He is super professional, knowledgeable, attentive, and a pleasure to deal with.

If I could give more than five stars, I would!!! I highly recommend Realspeed Automotive to anyone considering using their service.

- Jordan P.

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Realspeed Automotive