Not sure which 2003 Chevy Trailblazer Air Intake Systems are right for you? We have over 20796 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:
"Perfect bolt on piece for more horsepower. Noticeable increase in horsepower 10+ and it feels like a V8. Best thing you could do to help your I6 breathe feel and drive better." —Andrew M from Jupiter, FL bought a Volant Cold Air Intakes for a 2003 Chevy Trailblazer, 4.2L 6-cyl. engine.