Carscoop is a great online magazine, well worth looking at. They have been blogging since the end of 2004!
RSS feed: http://carscoop.blogspot.com/feeds/posts/default?alt=rss
Mitsubishi North America has started a blog of insider news of the upcoming Evo X, with an RSS Feed.
RSS feed: http://www.mitsubishicars.com/MMNA/rss/evoinsider.do