Not sure which 2004 Lexus GS 300 Air Filters - Custom Fit is right for you? We have over 14143 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"K&N's high flow air filter is made of multiple interwoven layers of surgical cotton gauze that provides high air flow with excellent filtration. It increases horsepower and acceleration while providing engine protection and lets not forget it also adds more MPG. The filter is Economical and environment friendly, and guarantees to last the life of your vehicle.
AutoAnything is the place to go for all your automotive needs. Their staff is very knowledgeably, extremely courteous and they strive to provide the best pricing." —Michael B from Lincroft, NJ bought a K&N Air Filters for a 2004 Lexus GS 300, 3.0L 6-cyl. engine.