2017-2022 Duramax 3.5" Downpipe w/ 4 Bolt Flange (A40101)
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                  Description
                  
                
              
              Description
Fits
| Year | Make | Model | 
| 2017-2022 | GMC/ Chevrolet HD | 6.6L Duramax | 
Note: Custom Tuning is required
If you're looking to increase performance, improve your exhaust flow, and enhance the sound of your Duramax, then the Mel's Turbo Downpipe is the perfect upgrade! Featuring high-quality heat wrap, and mandrel bends, it's the perfect minor upgrade at an affordable price and easy to install!
Part Number: A40101
                
                  Features
                  
                
              
              Features
- 3.5" Turbo direct pipe
 - Includes heat wrap
 - Machine flange
 - Direct bolt-on
 - Improved airflow & performance
 - 4-bolt flange
 
        
          Questions and Answers
          
        
      
      Questions and Answers
Previously asked questions
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is this product all stainless steel?
This downpipe is made from stainless steel—specifically T-409 stainless.
 
          
      
      
      