09-21-2021, 04:11 PM | #2 |
Brigadier General
1879
Rep 3,861
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10mm front and 12-13mm rear are popular and safe choices.
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"Large increases in cost with questionable increases in performance can be tolerated only in cars and women."
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09-21-2021, 09:21 PM | #3 |
Private First Class
50
Rep 107
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i have 17.5 in the back and 10 in the front with no rubbing issues on a 2014 435i
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2014 435i/VRSF CATLESS DP/AWE MIDPIPE&EXHAUST/VRSF CHARGE PIPE/BMS INTERCOOLER/TURBOSMART BOV/INJEN INTAKE/MHD STAGE2+ |
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