mwilson
TDR MEMBER
For even further proof, check and see how many OTR trucks and construction equipment applications are using K&N style filters- I think you'll find the answer is zero or close to it. There is no upside to using one, only downsides. It's like riding a MC without a helmet- nothing to gain and an awful lot to lose.
K&N for OTR truck use as far as I know (and I have been involved with them my entire life) is ZERO.
Logging and construction use as far as I know is ZERO.
When extra filtration is required for a particular application inner and outer air filter elements are used in the same filter housing.
If reuseable filters were trustworthy on Turbocharged Diesel engines they would be installed from the factory. I include our engines in that statement.
JMHO.
Mike.

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