Custom Mods

ET Tuning expert technicians offer custom modifications for your car. Let us know what you want and we can work with you to make it happen.

Get your Vehicle Serviced at ET Tuning

ET Tuning provides both regular automotive service for street vehicles as well as high performance service and tuning for on and off track vehicles.  Our technicians are ASE certified, licensed for Missouri State Automobile Inspections, and have the necessary credentials to perform high performance tuning.

Mechanics shop in Union Main Office ET Tuning

Street Services

  • Regular Maintenance
  • Full Service Repair
  • Oil Change
  • Transmission
  • A/C Repair
  • State Safety Inspection (we do NOT do emission inspections)
  • Brakes
  • Precision Laser Alignments
  • Suspension
  • Wheels & Tires

Track Services

  • Performance Tuning
  • Performance Parts
  • Performance Dyno Tuning
  • Custom Engine Building
  • Engine Swap
  • Drivetrain & Transmission Upgrades
  • Track & Competition Preparation
  • Suspension Tuning
  • Track Day Upgrades

Dyno Services

  • DynoJet 424x AWD Dyno
  • ET Tuning uses a 424 All wheel drive dyno Jet Dyno. It has unlimited horsepower capacity and can test up to 200MPH. It has the link belt and eddy current brake options.
  • It is available for the public to rent, the rate is $150 per hour with a one hour minimum
  • We also test power output on most vehicles, the cost is $100 for a basic test on most vehicles
  • Our services include full custom tuning
  • N.A.S.A testing and class certifications
  • Advanced diagnostics for running and driving problems
  • Custom ECU coding or tuning with most major tuning systems, see partners page for more info and links to the systems we use
DynoJet Testing at ET Tuning

Copyright © 2023 ET Tuning