Off-road lighting

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

Switching systems

Switch Pros, Garmin Power Switch, Auxbeam, and auxiliary switching — full accessory integration.

Electrical & wiring

Custom power systems, clean routing, and wiring cleanup — done the way a factory engineer would.

Winches

Proper electrical integration with load-rated wiring — wired to handle the load, every time.

Air compressors

On-board air systems and air horns installed cleanly with dedicated circuits.

Full electrical builds

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

Power & battery

Dual battery systems, DC-DC chargers, battery management, and inverters for any rig.

Solar systems

Solar panels, charge controllers, and full solar setups for overland rigs, RVs, and campers.

Camera systems

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

Connectivity & comms

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

Accessories

Fridges, rooftop tent power, heated seats, and more — everything wired clean and right.

Trailer wiring

Connectors, brake controllers, and auxiliary power for trailers and tow rigs.

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. We help with design planning, source products, or install what you already have. 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
LEARN MORE →
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 →
Recent work
Featured builds
See all builds →
4Runner

Toyota 4Runner — Light bar install

Off-road lighting · Clean wiring · Switch Pros

Camper

Camper — Solar & battery system

Solar · Dual battery · Battery controller

Commercial

GMC Sierra — Ditch light install

Work lighting · Electrical integration

What we do
Our services
View all →
Off-road lighting

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

Switch Pros

SP-9100 and SP-8100 with full accessory integration.

Electrical & wiring

Dual battery, custom power systems, and obsessively clean routing.

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.

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. We help with design planning, source products, or install what you already have. 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
LEARN MORE →
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 →
Recent work
Featured builds
See all builds →
4Runner

Toyota 4Runner — Light bar install

Off-road lighting · Clean wiring · Switch Pros

Camper

Camper — Solar & battery system

Solar · Dual battery · Battery controller

Commercial

GMC Sierra — Ditch light install

Work lighting · Electrical integration

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 that was done installing a light bar on my Ram 3500. Communication from scheduling to the day of install 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. His workmanship and attention to detail were top notch. I will be using him for many more projects to come."

W.

Winch install · Google review

★★★★★

"Couldn't be more satisfied! Messaged Jimmy with a request to install ditch lights on my GMC Sierra. Quick to respond, scheduled within a couple weeks. The 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
Switch Pros
Baja Designs
Rigid Industries
Diode Dynamics
Retrax
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.