ET Tuning
Meticulous care for sports cars, luxury cars, racers & daily drivers alike.
06/01/2026
Smiles per gallon just went up ๐
04/29/2026
๐๐ถ๐ช๐ค๐ฌ ๐ฉ๐ฆ๐ข๐ฅ๐ด ๐ถ๐ฑ ๐ง๐ฐ๐ณ ๐ข๐ฏ๐บ๐ฐ๐ฏ๐ฆ ๐ญ๐ฐ๐ฐ๐ฌ๐ช๐ฏ๐จ ๐ต๐ฐ ๐ด๐ต๐ข๐ณ๐ต ๐ข ๐ฏ๐ฆ๐ธ ๐ฑ๐ณ๐ฐ๐ซ๐ฆ๐ค๐ต ๐ธ๐ช๐ต๐ฉ ๐ถ๐ด:
For all ๐ฃ๐๐ฌ ๐๐ฃ๐ฆ๐ช๐๐ง๐๐๐จ ๐ค๐ง ๐ซ๐๐๐๐๐ก๐ ๐๐จ๐จ๐๐จ๐จ๐ข๐๐ฃ๐ฉ๐จ, please start with the quick form on our website. Itโs the fastest way for our team to review your build and get back to you with the right next steps.
We appreciate the interest and are excited to get your next project dialed in with our crew. ๐ง
https://ettuning.com/
04/02/2026
Not quite ready to ride?! We got you ๐ง๐ฅ
From diagnostics to full tune-ups, weโll get you dialed in and back on the road.
03/18/2026
Spring car shows are rolling back in! Is your ride ready to show up and show off? ๐
Hop on our schedule now to get tuned, dialed, and ready to RIDE. ๐ง๐จ
Thinking about upgrading your Subaru?
Bring it to ET Tuning for COBB installs and performance upgrades you can trust.
Subaru of America, Inc. + COBB Tuning ๐จ
01/28/2026
Big power for the newest builds is officially here.
ProCharger is now shipping supercharger kits for 2026 models, and ET Tuning can source the kit and handle the full install for you.
๐๐ข๐ด๐บ. ๐๐ญ๐ฆ๐ข๐ฏ. ๐๐ฆ๐ณ๐ช๐ฐ๐ถ๐ด ๐จ๐ข๐ช๐ฏ๐ด.
๐ฅ ๐๐๐๐ฉโ๐จ ๐ง๐๐๐๐ฎ ๐ฃ๐ค๐ฌ:
2026 F-150 โ up to 80% more horsepower with OEM-level fit and daily drivability
2026 S650 Mustang โ +325 HP from street to strip
2026 GM 1500 trucks & SUVs โ 45โ50% HP gains for work or weekend fun
2023โ24 Ford F-250/F-350 (7.3L) โ big, reliable power built to work hard
If a 2026 build is on your radar and you want boost done right, ET Tuning has you covered from order to install.
That unmistakable supercharger whoosh is just a call away!
01/02/2026
Good news for your car. Even better news for our shop. ๐
As aย new ProChargerย dealer, ProCharger parts come directly to us.
You bring the car. We handle the boost!
12/08/2025
๐๐๐ค๐ฅ ๐๐ฅ๐๐๐ฉ๐!
The ET Tuning crew is hitting the road this week for the Performance Industry Trade Show in Indy to get hands-on with the newest tech and training. Translation: weโre coming back even faster. ๐๐ฅ
๐
ย Closed all week
๐
ย Reopening Monday
๐
ย Holiday Fridays = closed
Thanks for rolling with us โ canโt wait to put this new knowledge to work on your ride! โ๏ธโจ
We brought some holiday heat to a 2023 BMW M3 and the dyno doesnโt lieโฆ
+120 HPย from a custom ET Tuning tune. ๐ฅ๐
Consider it our version of decking the halls โ with boost.
11/03/2025
Fall is here โ the perfect time for a tune-up! ๐ Keep your ride running strong all season long with ET Tuning. ๐ง๐ฅ
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Contact the business
Telephone
Website
Address
6 Williams Drive
Union, MO
63084
Opening Hours
| Monday | 8am - 5pm |
| Tuesday | 8am - 5pm |
| Wednesday | 8am - 5pm |
| Thursday | 8am - 5pm |
| Friday | 8am - 5pm |