Best DownPipe?
Looking to order one soon and i was wondering of each brand's hp/tq average gains. They all seem to be around the $500 mark. Your input is appreciated.
Thanks!
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F85 (17) - DG/AB
F87 6MT (20) - Comp - BSM
F80 DCT (18) - Comp - AW
F30 6MT 335i - EBII
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