2017-2019 Duramax 3.5" Intake Horn & PCV Reroute (L5P-INT-A044)

Fits

Remove that incompetent restrictive plastic 2.4" OEM horn with Dirty Diesels' very own 3.5" precision machined Intake Horn. This is a simple yet very purposeful upgrade, providing you with enhanced airflow, and noticeable improvements in horsepower, torque, throttle response, and overall engine efficiency. 

Part Number: L5P-INT-A044

• Powder Coated 3.5" Intake Horn
  
• Precision machined anti-surge flange
• Gradual taper from 3.5" intake tube to turbo 3"inlet size.
• Uses stock o-ring gasket for OEM grade sealing
  
• Includes new mounting hardware
• PCV Reroute option comes with all hardware necessary to reroute stock PCV.
  
• Tuning is recommended (will work with plug & play tuners or custom tuning)

• These parts are typically in stock raw, illusion cherry, and gloss black and require approximately 2 weeks for powder coating.
• If you are doing a CCV reroute, you will require custom tuning