I have a stainless steel air filter on my CAI, is that bad. There is no mesh just stainless steel. Can anybody recommend a better filter?
A sock would be better. But seriously a paper towel would work too. Honestly though, spend $8.99 @ Pep Boys or whatever you have and put on a real filter.
This is a very delicate portion of your motor, you will probably want to install a rechargeable
sleepstr88 | Nov 07, 2007
Hurricane Air Filter Demonstration
This is an air flow test - when no filter is placed, the ball floats at the top of the tube. The yellow filter is an OEM paper filter - air flow ...
BMW E60 5-Series A/C Cabin Air Filter Replacement
This video describes the replacement of the Air Conditioning Filters on a BMW E60 525i, this is also applicable to the E39 5-Series