K&N Engine Air Filter: High Performance, Premium, Washable, Replacement Filter for 2000-2015 Toyota/Lexus V8 Truck and SUV (4Runner, Sequoia, Prado, Tundra, GX470) - Model 33-2144 Review

I always buy a washable filter. If you're just driving down the street, you most likely don't need it. If you swap out paper filters every few weekends after you're away from home, a washable filter is your only option. I can't say you get more power or better MPG, but that's because I have it on a V8 trail setup with spiked tires. Maybe a little more responsive at low frequencies? If you really want noticeable gains, use a full cold air intake (rather than a short piston that draws hot air…

I've always loved K&N filters! This is no exception. As soon as you take them out of the box you will feel the high quality and understand why they can last a lifetime. I highly recommend this and all K&N products. I replaced the factory filter on my 2004 Runner Sport (4.7L) with this filter and also the cabin filter with a K&N filter. I always stick the supplied sticker directly on or next to the filter housing. This is a great reminder to clean and maintain the filter regularly. Don't waste…

This made a big difference in my start and throttle position. A fuel economy test was conducted to determine an increase in fuel economy that was not noticeable but showed an increase of (1) mpg. It just "breathes" better and the engine runs "smoother" and the engine seems to be subjected to less stress under acceleration than the paper filter we used previously. Inspection. A refill kit (cleaning and maintenance) is available at a reasonable price and easy to use, but don't expect the average…