Vehicle Customization

Vehicle Customization

Callahan Off Road and Imports is proud to offer top of the line Vehicle Customization services in the Denver/Boulder Area. We have years of experience in the field of Vehicle customization. We are experts at building you the vehicle of your dreams!

We are Open Monday – Sunday from 8:00am to 6:00pm MST for auto parts sales. If we miss the call please leave a message and we will return your call. Installs and Service hours are on an appointment only basis. You can always Email Us and we’ll get back to you as soon as we can!

720-316-0008 or


About our Vehicle Customization Services: 

We love working on cars, trucks, suv’s and sports cars. Our ASE Master Certified Technicans can get you up and running in no-time.  We specialize in all projects bigger than an oil change. We are a one-stop Vehicle Customization shop and offer free pre-project consultations. We do everything from setting up axles, installing turbos, custom suspension builds, complete engine builds, vintage vehicle restoration, and so much more! So what’s stopping you from giving us a call today?

Our Install and Shop Services are $90/Hour.

Services We Offer:

  • Installs and Service:
    • Audio Systems
    • Suspension Systems
    • Brake Systems
    • Differentials, Lockers and Axles
    • Fuel Systems
    • Engines
    • Transmissions
    • Turbo Kits
    • Supercharger Kits
    • Interior
    • Window Tinting
    • Electronics
  • Tuning:
    • Carburetors
    • ECU
    • Turbo Systems
    • Super Charger Systems
    • EFI Conversions and more
  • Vintage Vehicle Restoration:
    • Vintage Sports Cars
    • Vintage Off Roaders
    • Vintage European
    • Vintage American Muscle Cars and more!
  • Custom Builds: We do it all.
    • Motor and Transmission Swaps
    • Custom Bumpers
    • Custom Turbo kits and more!

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CORI is officially closed. We thank all of our fantastic customers for the support, and opportunities to earn your business.