Custom builds.


Our customers demand the best of the best, and our award-winning team of expert builders have a combined 50 years build the best super muscle cars in the country. We combine the classic look, add raw horsepower and blend it into an elegant package of handling a braking to deliver the best Muscle car experience money can buy. We build some of the finest Pro Touring cars in the county, we invite you to speak with our customers and come take one of our cars for a ride!!

From mild to wild, our team of expert builders will sit down with you and go over every option from a basic fuel injection upgrade to full pro tour custom chassis, big brake kits, motor swap, air ride systems and custom interiors. We build cars to your budget and specifications; we help guide you in the process and you will be engaged throughout the build.


Who is ready to dream it, build it, live it at High Octane Classics - We are Pro Tour Life!



We are a 35,000 sf fully staffed Muscle car Supercar center. Our full-service complex offers one stop shopping for all of you muscle car supercar needs. We buy sell trade and build. Our staff is connected worldwide so finding your dream car is a simple as the click of a button. If you care looking to buy sell trade or consign or even store, please reach out to one of our team members for assistance.

Driveline swaps motor transmission builds.

·         LSx 

·         Hemi

·         Coyote Swaps

·         Old school big block and small block swaps builds and upgrades. Heads porting polishing, stroker kits, or basic refreshing and resealing.

·         Transmission swaps including 4l80, AOD, Tremec and Gear vendors.

·         We offer all brands of Fuel injection full tuning, install and setup.

·         Interiors and upholstery

·         Custom Interiors we can design it or we can turn your vision into reality.

·         Stock seats and foam replacement - Repair tears rips holes - Headliners - Visors and carpets.

·         We offer full line of sound deadening materials from Lizard skin to Dynamat

·         Full half and quarter vinyl tops and convertible tops as well.

·         Door panel replacement custom build and paint -

·         Dash pad repair or replacement

·         We also integrate navigation backup camera heated seats and full sound systems.

·         Custom electronic dashboards

·         Onsite fabrication and building of custom components.

·         Interiors and upholstery


Make an Inquiry


High Octane Classics

143 Washington Street
Directions Auburn, MA 01501

  • Sales: (508) 328-3789


  • Monday 9:00AM-5:00PM
  • Tuesday 9:00AM-5:00PM
  • Wednesday 9:00AM-5:00PM
  • Thursday 9:00AM-5:00PM
  • Friday 9:00AM-5:00PM
  • Saturday By Appointment
  • Sunday By Appointment