2004 GMC Sierra 2500HD/3500 All Models with 6.6L V8 Diesel LB7 Engine**
(Fits Manual & Automatic Transmission)
**Make note that not all 2004 model year vehicles are equipped with the LB7 engine type.
This Intake Kit will only fit 2004 model year vehicles with LB7 engine types. 2004 model year vehicles
with the LB7 engine type can be identified by VIN number. The 8th number of the VIN will be
“1” on 2004 model year vehicles with the LB7 engine type.