Fits: 2017 thru 2019 Chevy Silverado/GMC Sierra 2500HD/3500HP L5P Duramax Diesel

Replace the restrictive plastic factory air intake system for improved engine performance with the Wehrli Custom Fabrication Stage 2 4" Air Intake Kit. This kit combines WCF100344 and WCF100721. This new design significantly increases air flow to your turbo producing improved horsepower and torque, quicker throttle response, and cooler intake temperatures by drawing cold air through the ram air duct and inner fender.

Features:

• 4" diameter piping, 14ga. Aluminum
  
• 10ga. Aluminum construction air box
• Intake horn 1.1" larger than OEM
• Removable air box lid for ease of maintenance
• Improve airflow, throttle response, horsepower & torque
• Cooler intake air temperatures
• Aggressive engine and turbo sounds during acceleration
• High quality hardware, silicone boots, & stainless t-bolt clamps
• Installs easily with basic hand tools
• No tuning or modifications required, compatible with stock trucks
• Made in the USA

• 4" Intake pipe
• Air box with lid
• Dry style air filter
• Outerwears pre-filter cover
• Ram air port hood seal
• 3.5" Intake horn
• Seal
• Hardware
• Silicone boot & Stainless steel T-bolt clamps
• Custom color powder coat POWDERCOAT COLOR CHART
  

• Not compatible with WCFab Intake Resonator Pipe
• Failure to disable air filter monitor system will result in a service air filter message that will require a dealership reset, air filter life will show disabled message when settings are correct
  
• 15+ Business Days Before Shipment, this is a custom order part, once the order has been processed it CANNOT be canceled, returned, or refunded
• If you enter a powdercoat color that is not listed on the chart, your order will be delayed as we will have to contact you to discuss the options. RAW Finish is NOT available!

Replaces Part #:

• GM 23458514
• GM 84841225
• GM 84262962
• GM 84850015

THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT IS NOT LEGAL IN CALIFORNIA.