Not sure which 2009 GMC Yukon XL In-Line Modules are right for you? We have over 1502 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 installed the Jet Performance Module in my Escape. Noticed better pick up and makes the auto shift so much better and smoother.
Also install K&N 77 Series Metal Intake Kit Very easy to install ! Looks greats ! You can feel the difference in the power right away also sounds great." —Julian P from Newark, NJ bought a Jet Performance Module for a 2009 GMC Yukon XL.