Product information
Eliminates the stock intake resonator and muffler with a straight through 4-inch constant-diameter piece. Clean up your engine bay with the Banks easy-to-install mandrel-bent constant diameter 4-inch intake resonator delete. For even more power and performance, check out our Banks Ram-Air Intake 42249.
Don't sacrifice performance for a quieter ride. Eliminates the stock intake resonator and muffler with a straight through 4-inch constant-diameter piece. Clean up your engine bay with the Banks easy-to-install mandrel-bent constant diameter 4-inch intake resonator delete. For even more power and performance, check out our Banks Ram-Air Intake 42249.
Key Features
- Increase the airflow of your Duramax intake system
- Eliminates factory resonator and intake muffler
- 4-inch mandrel-bent constant diameter steel tubing
- Banks silicone couplers
- Stainless steel hose clamps
- Stainless steel logo
- Natural finish
- Easy-to-install
50 State Compliant
CARB E.O. D-161-121
Fitment
EXTERIOR ENHANCEMENTS
Have a look at our heavy-duty aftermarket parts.
Take your driving experience to the next level with our performance-focused accessories. Explore a range of air filters, exhaust systems, and other upgrades to unleash your vehicle's full potential.
Recommended for You
What They Say About Us
- Choosing a selection results in a full page refresh.
Free Shipping
Any amount. All the time. Did we mention its fast too?
Give Us A Call
217-212-5199
Price Match
We will price match any legitimate competitor.
Easy Returns
Changed your mind? Don't install it! We will take it back no problem.
!