DEFI Motorsports
Corona, California, United States
Tunes ECUMaster, Emtron, FuelTech, Haltech, Holley EFI, Link ECU, MaxxECU and MoTeC on its own dyno. An official Emtron dealer, so you can buy the ECU here too.
At a glance
- Tunes
- Dyno
- Dyno on site (model not published)
- Address
- 160 Vander St ste c
Corona, CA 92878 - Phone
- 951-405-4465
- Website
- defimotorsports.com
Other dyno tuners nearby
- Animal AutoCorona, CA · 0 mi · Haltech
- Westech Performance GroupMira Loma, CA · 11 mi · Holley EFI
- Redline Performance IncAnaheim, CA · 13 mi · AEM, MoTeC
- CBM MotorsportsColton, CA · 20 mi · Emtron
Still choosing an ECU?
Entry units from the brands DEFI Motorsports tunes:
- ECUMaster EMU CLASSICfrom US$999
- ECUMaster EMU BLACKfrom US$1,299
- Emtron Shadow 8from US$1,415
- Emtron SL4from US$1,700
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. "Official dealer" means the ECU maker lists the shop on its own dealer finder, so you can buy the ECU here. The brands it tunes also include any it names on its own website. Checked October 2026. Listings are free and shops can't pay for placement.