GDP Tuning 4" Open Air Intake System comes with the option for a dry or oiled S&B filter offering improved performance for your 2011-2016 Chevy 6.6L Duramax. A sleek, free-flow design avoids sharp turns that can create choke points and reduce air flow. Each filter prevents damaging debris and contaminants from reaching and ruining your engine.
- Premium S&B filter offered in dry or oiled varieties
- Free flow design
- Improved horsepower and torque
- Offered in raw or black powder coated finish
GDP226006 , GDP226006-B , GDP226006D , GDP226006D-B