Does K&N air filter improve sound?
A K&N drop-in filter will not really make a difference to make it “better sounding.” The silencing effect comes from the design of the airbox itself. A cone type replacement (something like an aftermarket cold air intake kit) will eliminate the factory airbox and its muffling effect.
How much HP does K&N filter add?
So if you can get cooler air into your engine, your car will be able to mix more fuel with that air, making more power. Combine that with the more air through the larger and less restrictive filter and intake tube and you can see up to a 10-15 horsepower increase.
Are K&N intakes good?
For those in the market for an air intake system, a K&N air intake system is often recommended, and rightly so. A popular choice not just because of K&N’s extensive history and great reputation, K&N intake systems offer proven performance gains for minimal cost and installation effort.
Will a cold air intake damage my engine?
Cold air intakes can potentially damage your engine if small pieces of the filter tear off and enter the engine or if they are improperly installed. Install them right and conduct regular maintenance to ensure that you have a beneficial system that will last you a long time.
Is cold air intake bad for engine?
Shape. It has been found that cold air intakes with a 90-degree bend can offset your car’s idle, especially when combined with other aftermarket parts. This causes problems when air is being sucked into the engine, because it causes the air to roll.