Not sure which 2003 Ford Mustang 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 have used Green Filters for many years now. I actually found out from a person with many years of SCCA racing experience that they actually flow better than the K&N's....so i have been using them for the last 6 years." —Guadalupe G from San Jose, CA bought a Green Air Filters for a 2003 Ford Mustang.
"Purchased a air cleaner for two vehicles 1) Mustang GT and 1) Ford Ranger XLT and they run fantastic and it saves gas milege and also produces a little more Visual HP.. Overall great experience." —Irv C from Franklin Lakes, NJ bought a K&N Air Filters for a 2003 Ford Mustang.
"Excellent product! I work at a limestone mine and drive 120 miles per day. This filter has added pick-up and increased my gas mileage by about 1 1/2 mpg." —Dawn C from Brandon, FL bought a K&N Air Filters for a 2003 Ford Mustang.
"Once I installed my K&N filter I noticed power gains across all RPM levels, which resulted in better pedal feel. The engine feels unrestricted with the improved air flow. I also noticed an increase in fuel efficiency. I would recommend this filter to all who enjoy increased power and fuel economy." —Jesus B from Norwalk, CA bought a K&N Air Filters for a 2003 Ford Mustang.
"Just returned from Myrtle Beach Mustang Week and enjoyed better fuel mileage and noticeable increased power and a better sound from the engine." —Daniel L from Warwick, RI bought a K&N Air Filters for a 2003 Ford Mustang.