diff --git a/Hardware/Hellen/Hellen121VAG.md b/Hardware/Hellen/Hellen121VAG.md
index c95e86a7..e989527c 100644
--- a/Hardware/Hellen/Hellen121VAG.md
+++ b/Hardware/Hellen/Hellen121VAG.md
@@ -29,4 +29,8 @@ https://github.com/rusefi/rusefi/wiki/VAG-C5
 
 
 
-https://github.com/rusefi/rusefi/wiki/VAG-B5
\ No newline at end of file
+https://github.com/rusefi/rusefi/wiki/VAG-B5
+
+Q: what cars is the 121vag applicable for?
+
+A: We do not know the whole list. Definitely B5 1.8T Passat but could also work on 5 cylinder Jetta and VR6 and even a 8 cylinder A8. Whatever VAG product with a 121 header please check Hellen pinout above and let us know :)
\ No newline at end of file