Services

Wiring and tuning support for GM builds — from a full harness to a targeted repair.

Explore services

Service 01

Pro Wire Harness

Custom routing and branch lengths, clearly labeled circuits, built for serviceability and configured for your GM powerplant. Supported engines include TBI, TPI, LT1, LT4, LS1, LS6, L29BB, LR4, LM7, LQ4, LS2, LS3, and LS7.

View pro wire harness details
  • Custom routing and branch lengths
  • Clearly labeled circuits
  • Built for serviceability
  • Configured for your GM powerplant
  • Supported engines: TBI, TPI, LT1, LT4, LS1, LS6, L29BB, LR4, LM7, LQ4, LS2, LS3, and LS7

Service 02

Conversion Wiring

Make the swap feel factory-integrated: LS and late-model GM conversion support, gauge and chassis interface planning, fuel pump / fan / ignition integration, and clean handoff points for the rest of the build.

View conversion wiring details
  • LS and late-model GM conversion support
  • Gauge and chassis interface planning
  • Fuel pump, fan, and ignition integration
  • Clean handoff points for the rest of the build

Service 03

Wire Harness Modification

Repair, simplify, or rework an existing harness — circuit cleanup, unneeded circuit removal, connector and terminal repair, troubleshooting-minded changes.

View harness modification details
  • Circuit cleanup and unneeded circuit removal
  • Connector and terminal repair
  • Troubleshooting-minded changes
  • Rework without starting from scratch

Service 04

GM & Delphi Connectors

The right connector, terminal, seal, and fitment — replacement pigtails, weather-sealed options, and guidance for matching existing systems.

View GM connector index
  • GM and Delphi connector solutions
  • Replacement pigtails and terminals
  • Weather-sealed connection options
  • Guidance for matching existing systems

Service 05

Body Wiring

Bring the rest of the vehicle up to the same standard as the engine bay: lighting and accessories, switch panels and relays, chassis cleanup, and custom plans for project vehicles.

View body wiring details
  • Lighting and accessory circuits
  • Switch panels and relay integration
  • Chassis wiring cleanup
  • Custom wiring plans for project vehicles

How it works

How it works.

01

Tell us about the build

Engine, vehicle, goals, and the wiring problem in front of you.

02

Get a clear plan

We'll identify the right service and the info we need to move forward.

03

Build with confidence

Clean routing, dependable connections, and real-world serviceability.

Start a build request

Tell us what you're working on.

Start a build request