Quote:
Originally Posted by wrxsubaru
What supporting mods make the U.S. STi weight more due to the engine, same trannie, same engine block pretty much. If any thing the U.S. Sti engine should weight less becasue its bored out. The only thing that would make U.S. sti weight more is the bumper beam, and maybe some of the emmisions equitment.
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And airbags....