Not sure which 2003 Nissan Sentra Catalytic Converters are right for you? We have over 491 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:
"The Eastern Catalytic Direct-fit Catalytic Converte fit with no problem. Still waiting to see if car passses emissions." —Alan G from Libertyville, IL bought an Eastern Catalytic Direct-fit Catalytic Converters - 49-State Legal for a 2003 Nissan Sentra, 2.5L 4-cyl. engine.