EFI tuning in Longview, Texas

LS tuning that starts clean, drives right, and pulls safely.

LS swaps, carb-to-EFI, and full calibration—clean cold starts, stable idle, crisp throttle, and safe power.

HP Tuners • Holley EFI • PCM Hammer • TunerPro • ACES EFI

Fast turnaround

LS swap setup, drivability, WOT safety, and data log review. VATS, injector data, trans and fan control, baseline fueling & spark.

  • ✔ LS swap start-up & base files
  • ✔ Drivability & carb-to-EFI
  • ✔ WOT safety
  • ✔ Data log review & revisions
Engine bay performance build
Service

LS Swap Setup

HP Tuners or PCM Hammer/TunerPro setups: VATS, injector data, MAP/MAF, trans settings, fans, and a solid baseline calibration.

Laptop data and tuning
Service

Remote Tuning

Send logs, get revisions. Best for street builds, weekend track cars, and DIY swaps on HP Tuners, Holley EFI, and ACES EFI.

Performance car on lift
Service

Diagnostics & Fixes

Trouble codes, odd idle, lean spikes, misfires—find the cause with structured logging and platform-specific checks.

Workshop planning and process

How it works

  1. Tell us your combo (engine, injectors, cam, trans, gears, tire size).
  2. We build a base file and send instructions for logging.
  3. You send logs; we revise until it’s clean and consistent.
Road and performance car

Based in Longview, TX

Midgard Industries is owned and operated by Charlie Moyer. Local support is available by appointment.