GMC Envoy exhaust
2007 GMC envoy with a 50 series Flowmaster Muffler, No resonator, and my custom built cold air intake.
Gmc envoy lays 4s
underconstruction envoy... lays 4s bagged by nfamus air suspension
4.2L Vortec 4200 I-6 with Airaid Cold Air Intake (BEFORE & AFTER)
This is a montage of videos showing the changes to a 4.2L Vortec 4200 I-6 after adding an Airaid CAI. This was installed on a 2003 GMC Envoy.