Wegner Automotive
Markesan, Wisconsin, United States
Tunes Haltech and Holley EFI on its own engine dyno (dyno testing service). Listed by Haltech and Holley EFI as a dealer, so you can buy the ECU here too.
At a glance
- Tunes
- HaltechSells too
- Holley EFISells too
- Dyno
- Engine dyno (dyno testing service)
- Address
- N2258 Hilltop Rd
Markesan, WI 53946 - Phone
- 920-394-3557
- Website
- wegnerautomotive.com
Most watched on their YouTube

Wegner Automotive 5.0L Coyote built for Ring Bros hits the DYNO #shorts #wegnerautomotive #ford · 24,117 views · Watch on YouTube ↗
Other dyno tuners nearby
- Speakeasy AutomotiveFond du Lac, WI · 39 mi · Link ECU
- VL PerformanceAppleton, WI · 51 mi · Haltech
- West Bend Dyno Tuning LLCWest Bend, WI · 53 mi · Holley EFI
- ASM MotorsportsWisconsin Rapids, WI · 57 mi · Link ECU
Still choosing an ECU?
Entry units from the brands Wegner Automotive tunes:
- Haltech Nexus T1from US$935
- Haltech Nexus T2from US$1,215
- Holley Terminator Xfrom US$1,600
- Holley Terminator X Maxfrom US$2,000
How this listing was checked
Report a mistake on this page. Listed because there's evidence it tunes aftermarket ECUs and has its own dyno. "Sells too" means the ECU maker lists it as a dealer. Checked October 2026. Listings are free and shops can't pay for placement.