Earth Motors / Rhino's Truck Accessories
Poplar Bluff, Missouri, United States
Tunes Holley EFI on its own Dynojet 224x chassis dyno. Listed by Holley EFI as a dealer, so you can buy the ECU here too.
At a glance
- Tunes
- Holley EFISells too
- Dyno
- Dynojet 224x chassis dyno · 2WD chassis
- Address
- Poplar Bluff, MO · street not published
- Phone
- 573-300-0785
Other dyno tuners nearby
- Greg's Tuning OperationSikeston, MO · 46 mi · FuelTech, Haltech, Holley EFI
- BALDWIN RACING LLCFriedheim, MO · 65 mi · Holley EFI
- STL MUSTANGS LLCLeadington, MO · 74 mi · Holley EFI
- Grumpy's Garage and TuningMarion, IL · 109 mi · Holley EFI
Still choosing an ECU?
Entry units from the brands Earth Motors / Rhino's Truck Accessories tunes:
- 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.