Complex sentence: He is currently still racing in the WTCC, with some SEAT backing, for the SUNRED Racing Development in a SEAT León, where he won his first WTCC race in Okayama, Japan in 2008.
Split into simpler sentences: He is currently still racing in the WTCC, with some SEAT backing, for the SUNRED Racing Development in a SEAT León. Where he won his first WTCC race in Okyama, Japan in 2008.