View Single Post
      09-17-2012, 10:07 PM   #7
Pierre Louis
Captain
United_States
53
Rep
620
Posts

Drives: 2016 535d
Join Date: Apr 2012
Location: Savannah GA

iTrader: (0)

Quote:
Originally Posted by NRG View Post
I use K&N in my D. The X5D filter is as thick as the brick and extremely restrictive. Not sure if the same in E90.
Here is some real data: http://home.roadrunner.com/~jbplock/ISO5011/SPICER.htm

PL