About ET Automotive

Located in Union, Missouri and created in 2007, ET Tuning is founded on personalized, professional, high-performance tuning and racing. Founder Jon Rhodes, has been involved in the high performance street and racing industries for more than 40 years. 

All of ET Tuning's mechanics are ASE certified to provide the best possible service and knowledge.  

ET Tuning's 8000 sq ft, state-of-the-art facility uses the most advanced technology and equipment including an AWD DynoJet Dyno, laser alignment, multiple hydraulic lifts, and every possible tool. 

About Jon Rhodes

Jon Rhodes Jr is a N.A.S.A. Certified Technician.  He holds many certifications including: ASE Master Technician, Automotive Technology degree in 1987, ASE Certified, Missouri State Motor Vehicle Inspector.  Jon completed training from GM, Accel/Prestolite fuel injection tuning schools.  He is a certified EMIC tuner and installer.  He has attended numerous seminars and classes from Cobb, Motec, SCT, HP Tuners, Holly and UpRev tuning systems.  Jon has been involved in racing for over 25years.  Formerly a machinist at Herzog Motorsports, Jon was also Lead Technician and General Manager at Reid Vann for 20 years.  Jon went on to found ET Tuning in 2007.


ET Tuning's mission is to provide exceptional, personalized service for high end foreign car owners who are committed to taking care of and enjoying their cars.  

Vendors and Manufacturers

Featured Manufacturers

Turbo Smart
B&B Exhaust
Phoenix Fluid Systems
Precision Turbo
World Race Products

Tuning Programmers

Cobb Tuning
HP Tuners
SCT Tuning
Accel DFI Systems