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12 Volt Offroad build
Cleaner installs. Better adventures.

Clean wiring.
Done right.

Professional vehicle electrical upgrades for trucks, SUVs, overland builds, and commercial & fleet vehicles across Colorado.

Mobile service — we can come to you
Consultation & diagnostics
Fast quotes
5.0 stars on Google
What we do
Our services
Off-road lighting

Light bars, pods, ditch lights — clean installs, zero exposed wiring.

Switching systems

Switch Pros, Garmin Power Switch, Auxbeam — full accessory integration.

Electrical & wiring

Custom power systems, clean routing, and wiring cleanup.

Winches

Proper electrical integration — wired to handle the load, every time.

Air compressors

On-board air systems installed cleanly with dedicated circuits.

Full electrical builds

Complete vehicle electrical systems designed and built from the ground up.

Power & battery

Dual battery, DC-DC chargers, battery management, and inverters.

Solar systems

Solar panels, charge controllers, and full setups for overland and RV builds.

Camera systems

Wolf Box, dash cams, and reverse cameras — professionally integrated.

Connectivity & comms

Ham/CB radio, Starlink, USB ports — connected on and off the grid.

Accessories

Fridges, rooftop tent power — everything wired clean.

Trailer wiring

Connectors, brake controllers, and auxiliary power for trailers.

Beyond the everyday build
We handle the big ones too

From Airstreams to Sprinter vans to commercial fleets — if it needs wiring, lighting, or electrical work done right, we do it. Serving the greater Denver metro and Front Range.

RVs & trailers
Solar, lighting, power
Airstreams
Electrical upgrades
Vans & Sprinters
Full conversions
Custom rigs
Anything that needs power
Commercial vehicles
Fleets, plows, service vehicles
Design consultation
Product sourcing
Install your own parts
Full project planning
Solar & battery systems
Commercial clients welcome
Tell us about your project →
Project planning
Not sure where to start?

We help you figure it out. From initial concept to complete build plan — product recommendations, sequencing, and approaches that fit your goals and budget. Whether you're planning one upgrade or a full build, we'll help you make smart decisions from the start.

Start a consultation →
What customers say
Five star service
G
5.0 rating · 30 Google reviews · Centennial, CO
★★★★★

“Excellent quality work. Very happy with the quality of work installing a light bar on my Ram 3500. Communication was top notch. Will definitely be my go to choice for all lighting needs.”

Core Auto Transport & Trucking

Commercial client · Google review

★★★★★

“Jimmy was able to get my winch installed on short notice for a great price. His passion and electronics expertise are apparent from the minute you reach out. Workmanship and attention to detail were top notch.”

W.

Winch install · Google review

★★★★★

“Couldn’t be more satisfied! Quick to respond, scheduled within a couple weeks. Quality of work and attention to detail was top notch. Highly recommend for your vehicle wiring needs.”

Dan Dumler

GMC Sierra owner · Google review

Why 12 Volt Offroad
Mobile serviceWe come to you—or schedule a drop-off in Centennial.
Expert InstallationClean, reliable, factory-quality installation backed by a 1-year workmanship warranty.
Greater Denver Metro & Front RangeCentennial, Aurora, Boulder, Fort Collins, Colorado Springs, Littleton, Golden, Arvada, Castle Rock & surrounding areas
Brands we partner with and install
Epoch Batteries
Lensun Solar
Scanstrut
Victron Energy
Diode Dynamics
Progressive Dynamics
Rich Solar
Come Up Winch
Dakota Lithium Batteries
Full River Battery
Flatline Van Co
Rago Fabrication
Redarc
Renogy
SDHQ
Switch-Pros
Tackform Mounts
Anderson Power Products
Blue Sea Systems
Let's build something great

Built right. Wired right.

Whether it's a daily driver, an overland build, or a fleet vehicle, we'll help bring your vision to life.