Not sure which 1999 Acura RL 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:
"I've used it for two weeks, and I can already see the fuel efficiency. It starts smooth and feels like more power." —Paul Y from Broomfield, CO bought a K&N Air Filters for a 1999 Acura RL.