BMW e39 M5 Cold start, cat back straight pipes

my 2003 m5 with 99k, now has no rear mufflers and no resonator, straight pipes from cats. Also has AA style air intake. very cold start. please excuse the exhaust tips, they will be changed.

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By | 2016-12-20T17:20:14+00:00 December 20th, 2016|Categories: BMW Cold Start|0 Comments

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