BrenTuning E85 2008 BMW 335xi 423whp/480wtq TUNE ONLY!

2008 BMW E90 335XI with No modifications.
Just E85 mix tuned by BrenTuning
268whp / 280wtq baseline
423whp / 480wtq final
For more information:
BrenTuning
Worcester, MA
508-762-1769
facebook.com/brentuning
sales@brentuning.com