Engineered Solutions. Built Around Your Needs.

At Over & Under Upfitters, we deliver more than installations—we provide complete solutions that improve safety, productivity, and performance. From custom truck and van upfitting to engineered LED lighting systems, advanced electrical services, racing support products, and fleet equipment installations. Every project is designed with quality, reliability, and long-term durability in mind. Whether you're outfitting a single work vehicle, upgrading an entire fleet, or building specialized equipment for the jobsite or the racetrack, our team is committed to delivering innovative solutions that work as hard as you do.

A white pickup truck parked outdoors in a driveway or parking area, with trees and a house in the background, and part of an American flag visible on the right side of the image.

Vehicle Upfitting

  • Commercial Truck Upfitting

  • Work Van Upfitting

  • Fleet Vehicle Upfitting

  • Utility Vehicle Upfitting

  • Personal Vehicle Upfitting

  • Service Body Installation

  • Custom Equipment Mounting

  • Fleet Standardization

  • Vehicle Retrofits

  • Vehicle Upgrades

A black trailer hitch mounted on a metal pole, with chains hanging from it, inside a workshop or garage with tools, a barrel, and equipment in the background.

Electrical Services

  • Vehicle Electrical Diagnostics

  • Electrical Troubleshooting

  • Wiring Repairs

  • Complete Vehicle Rewiring

  • Classic Car Electrical Restoration

  • Hot Rod Wiring

  • Custom Wiring Harnesses

  • Electrical Upgrades

  • Battery Systems

  • Fuse & Relay Panels

  • Switch Panels

  • Auxiliary Power Systems

  • Shore Power Installation

  • Inverter Installation

  • DC Power Systems

  • 12V, 24V & 120V Systems

Fabrication & Repair

  • Custom Metal Fabrication

  • Electrical Fabrication

  • Equipment Repair

  • Storage Equipment Repair

  • Retrofit Existing Equipment

  • Custom Mounting Solutions

Man working on a car engine in a garage, with a woman nearby observing. The car has a windshield with a sticker that reads 'Scuderia.'

Free Estimates

Every project begins with a free consultation and estimate. We work with you to design the right solution for your vehicle, equipment, or fleet while staying within your budget.

A metallic device with a black circular base, a central mounting bracket, and a black cable with blue connectors placed on a stainless steel table. In the background, a black leather bench with white stitching and a colorful pillow, along with a gray wall and floor.

Engineered Lighting Solutions

  • Custom High-Output LED Lighting Systems

  • Portable Plug-In Lighting Systems

  • Machine-Mounted Work Lights

  • Construction Lighting Packages

  • Utility Lighting Systems

  • Race Trailer Lighting

  • Scene Lighting

  • Jobsite Lighting

  • Pit Area Lighting

  • Temporary Event Lighting

  • Light Tower Upgrades

  • Custom Lighting Design

  • Lighting Control Systems

  • Dimmable Lighting Systems

Part of a sign with the word 'Service' in bold black letters on a white background, illuminated from above, possibly in an airport or service center.
A white pickup truck with a black flatbed carrying blue barrels and equipment, parked on a street with fallen autumn leaves, trees with sparse branches in the background.
A parking lot filled with white vans parked in rows with trees and a blue sky in the background.

Storage & Organization

  • Tool Box Installation

  • Ladder Rack Installation

  • Shelving Systems

  • Cargo Management

  • Drawer Systems

  • Trailer Organization

  • Work Van Storage

  • Trailer Storage Solutions

  • Custom Storage Fabrication

A black golf cart with custom wheels and tires, LED headlight, and additional lighting on the roof against a gray brick wall background.

Specialty Vehicle Services

  • Golf Cart Electrical Upgrades

  • Golf Cart Accessories

  • Utility Vehicle Upgrades

  • Off-Road Vehicle Lighting

  • Custom Vehicle Accessories

A man kneeling outside next to a black truck, working on a vehicle part with tools, surrounded by green trees and grass.

Mobility Equipment

  • Wheelchair Lift Repair

  • Mobility Scooter Repair

  • Mobility Equipment Electrical Repair

Mobile Services

  • Mobile Electrical Repair

  • On-Site Equipment Service

  • Fleet Service Calls

  • Jobsite Repairs

Front view of a white Ford truck parked on dirt ground with trees and houses in the background.

Vehicle & Equipment Lighting

  • LED Work Lights

  • Rock Lights

  • Wheel Lights

  • Trailer Lights

  • Underglow Lighting

  • Strobe & Warning Lights

  • Emergency Lighting

  • Reverse Lights

  • Flood Lights

  • Spot Lights

  • Scene Lights

  • Interior Cargo Lighting

  • Accent Lighting

Fleet Services

  • Fleet Lighting Packages

  • Fleet Standardization

  • Fleet Equipment Installation

  • Fleet Electrical Repairs

  • Preventative Upgrades

  • Mobile Fleet Service

A racing go-kart with sponsorship decals on a dirt track at night, with a race track and equipment visible in the background under bright lights.

Racing Support Products

  • Race Trailer Upgrades

  • Pit Area Lighting

  • Portable Pit Lights

  • Custom Racing Electrical Systems

  • Trailer Power Systems

  • Equipment Mounting

  • Custom Fabrication

  • Team Support Equipment

Harley Davidson logo emblem on a red motorcycle gas tank, indicating 120 years from 1903 to 2023.

Accessories & Installation

  • Air Horn Installation

  • Backup Alarms

  • Battery Chargers

  • Power Distribution Systems

  • Custom Switch Panels

  • Safety Equipment Installation

  • Camera Systems

  • Auxiliary Accessories

Trailer Services

  • Trailer Electrical Repair

  • Trailer Lighting

  • Trailer Accessories

  • Trailer Storage Systems

  • Trailer Upfitting

  • Race Trailer Upgrades

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Request a Custom Service Proposal

Submit the inquiry form to engage our experts and schedule a tailored program that aligns precisely with your performance objectives.