Welcome to EVC electronic!
We're offering tools for your chiptuning as soft- and hardware:
New: The WinOLS® Academy
Learn to use the full power of WinOLS for yourself. Our certified trainers are there for you at 19 standard locations.
What courses are available?
Update
2026-10-26
OLS523 1.034
Problems Accessing Paths Containing Non-ASCII Characters
All Checksums
- OLS523 1.034Problems Accessing Paths Containing Non-ASCII Characters
26
Oct - WinOLS
New WinOLS version 5.95 published.
26
Oct - OLS805 2.44New EMS 2.3.
21
Oct - OLS523 1.033Minor address shifts at some support points have been fixed
21
Oct - OLS250 3.16New file size
16
Oct - OLS290 2.99Invalid checksums have been ruled out.
16
Oct
WinOLS is our comprehensive and open tuning system.
Reseller marketplace with 19.390.853 projects with maps and tuning versions
75 checksum modules allow to correct many ECUs. All modules can be tried out online.
A worldwide network of certified partners provides training for WinOLS.
In addition to our own products, we offer the appropriate supplementary products.
30 years experience
Since 1991 we are engaged with the special problem of car electronics and the adjustment of engine controllers. Almost all products are developed and
manufactured by EVC electronic. They are free of third parties' rights or delivery
opportunities. EVC electronic is ISO-9001 certified. Our products are only available directly from EVC and these authorized dealers:
