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  1. advice for after market exhaust system????

    E60 M5 and E61 M5 Touring Discussion
    Hi i have purchased a 2004 bmw 545i however i am installing the full m5 bodykit and would like to purchase an aftermarket exhaust system but i dont want to spend too much money. I know so many people are going to recommend the meisterschaft however it costs too much. I am looking to spend around...