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m5 sound with headers
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  1. E60 M5 and E61 M5 Touring Discussion
    Gentlemen, I had been debating about doing catless headers on my car for a while now and turned to actually putting some bucks down on a set. Now let me tell you, I love the V10 note with the RPI (Section 1, 2 & 3) I currently have. Its simply majestic, amazing and balanced in terms of melody...
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