UPDATE 1-Bob Lutz, Chinese parts maker offer $20 mln for Fisker -sources
May 22, 2013 at 15:18 PM EDT
DETROIT, May 22 (Reuters) - China's largest auto parts maker and a boutique car company led by former General Motors Co executive Bob Lutz have offered $20 million to buy "green" carmaker Fisker Automotive, people familiar with the matter said on Wednesday.