What is better oiled or dry air filter?Generally, high-performance dry filters can catch up to 99% of the incoming contaminants due to the smaller micron size of the filter media, while oiled filters catch about 98% of what passes through – a minute difference, but a difference none-the-less.
Is it worth putting a cold air intake on a diesel?If there's too little oxygen, it could result in increased fuel consumption. Cold air intakes are designed to provide the optimal air to fuel ratio, which can lead to horsepower gains and improved gas mileage. Since you're getting more out of your fuel, you're also likely to see a decrease in fuel expenses.
Does oiled air filter damage engine?Oiled filters will damage your engine's MAF sensor. Dry filters are the only way to go. Dry filters let tons of dirt get through to damage your engine's pistons and rings.
Does a K&N filter make a difference on a diesel?By eliminating some or all of these points of restriction with a K&N diesel air filter, or diesel air intake system, K&N Air Filters is able to improve diesel performance by increasing horsepower and torque output.
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