The most common and most likely answer to this crossword clue is the 6 plus 7 letter word HYBRID VEHICLE
H
Y
B
R
I
D
V
E
H
I
C
L
E
Buddy explains!
The straight part
We know that "Among others BMW 330e" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case among others bmw 330e = hybrid vehicle.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.