WcFab 2020-2025 L5P Duramax 4" Cold Air Intake Kit with Air Box PPE downpipe have seen their fair share

have seen their fair share of farm work and towing in the 20+ years of its life

Model Universal

Built in-house at WCFab carrying a LIFETIME WARRANTY against bending or breaking (to the original purchaser)

20" - 275/65R20

saving you time and money over the competitive offerings in the space when it comes time to modify your late model GM diesel truck

WcFab 2020-2025 L5P Duramax 4" Cold Air Intake Kit with Air Box PPE downpipe have seen their fair share4" Intake Pipe Air Box & Lid Constructed of 10G Aluminum Sheet Dry Air Filter Outerwear's Pre Filter Cover Hardware Seal for Connection to Functional Ram Air Port on Hood High Quality Silicone Boot Stainless Steel T bolt Clamps Powder coating Installs easily with basic hand tools. No Tuning Required, Bolt On! Compatible with stock trucks. No other modifications or upgrades necessary! Made in USA