Hpi RS4 With Ez-Start and custom exhaust

http://www.hobbyrc.com/forum/threads/70797-Rs4-evo-%C3%A7ift-%C3%A7%C4%B1k%C4%B1%C5%9Fl%C4%B1-eksoz-nas%C4%B1l-yapabilirim#.Ug1i_NL0GGU

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