1999-2009 [Subscribe to Daily Digest] |
E.g. their claim on fuel economy is total BS. Even if you have a low restriction air filter you still have another big restriction down the flow - the throttle plate - which intentionally creates a restriction just enough to control the amount of power generated by the engine.
After all - if K&N filters were so good all the manufacturers would be installing them at the factory.
posted by 67.90.20...
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