Cold Air Intake Kit for GMC Sierra 1500 (2009-2013) with 4.8L / 5.3L / 6.0L / 6.2L V8 Engine ChromeOptimize Your GMC Sierra 1500 s GM LS Series Airflow Dynamics Who Its For: Designed specifically for 2009 2013 GMC Sierra 1500 owners running the legendary Gen IV GM LS Series V8 engine family, including the 4. 8L, 5. 3L, 6. 0L, and 6. 2L displacements. The Problem: From the factory, the GM LS Series engines are choked by a restrictive plastic intake tract filled with resonators and "accordion" baffles designed for sound suppression rather than