Excessive Autosports
Sioux Falls, South Dakota, United States
Tunes Haltech on its own Dynojet chassis dyno. Listed by Haltech as a dealer, so you can buy the ECU here too.
At a glance
- Tunes
- HaltechSells too
- Dyno
- Dynojet chassis dyno · Chassis (any)
- Address
- 47077 98th st, suite b
Sioux Falls, SD 57108 - Phone
- 605-275-3966
- Website
- excessiveautosports.com
Other dyno tuners nearby
- Atlas Tuning and PerformanceBrandon, SD · 11 mi · Link ECU
- CNC-MotorsportsBrookings, SD · 58 mi · Holley EFI
- Dynotune Speed & PerformanceWatertown, SD · 103 mi · Holley EFI
- Sublime SpeedOmaha, NE · 159 mi · Haltech
Still choosing an ECU?
Entry units from the brands Excessive Autosports tunes:
- Haltech Nexus T1from US$935
- Haltech Nexus T2from US$1,215
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.