WCFab's 4" High flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on the 2020-2025 L5P 6.6L Duramax equipped Chevrolet Silverado and GMC Sierra 2500 / 3500 HD trucks for improved engine performance. - - Increases air flow to turbo producing improved horsepower and torque, quicker throttle response, and cooler intake temperatures by drawing cold air through the hood Ram Air duct and inner fender. All aluminum construction features large diameter 4" piping with smooth aerodynamic bends to improve intake air velocity, volume, and provide more aggressive engine and turbo sound during acceleration. Full assembly finished in your choice of WCFab's signature custom powder coat colors for a look as unique as your truck. - - -Installs easily with basic hand tools. - - -NO Tuning required, bolt on! - - -Will fit on stock truck no other modifications or upgrades necessary! - - Replaces the following GM Part Numbers: 84841229, 84841225, 84262962, 85614333, 84554702 Wehrli Custom Fab Intake Kit, 4in., for 2020-2025 Duramax L5P, Gloss White FAILURE TO DISABLE AIR FILTER MONITOR SYSTEM WILL RESULT IN A SERVICE AIR FILTER MESSAGE AND REQUIRE DEALERSHIP TO RESET THE SYSTEM. THE AIR FILTER LIFE WILL SHOW DISABLED MESSAGE WHEN SETTINGS ARE CORRECT.

Compatible with stock trucks. No other modifications or upgrades necessary!
Seal for Connection to Functional Ram Air Port on Hood
Air Box & Lid Constructed of 10G Aluminum Sheet
Durable Custom Powder Coat Finish
Stainless Steel T-Bolt Clamps
Outerwear's Pre-Filter Cover
No Tuning Required, Bolt On!
High Quality Silicone Boot
4" Intake Pipe
Dry Air Filter

Thumbnail Filmstrip of Wehrli Custom Fab WCF100702-GW 4in Intake Kit, Gloss White, 20-24 GM 6.6L L5P Duramax Images

Wehrli Custom Fab WCF100702-GW 4in Intake Kit, Gloss White, 20-24 GM 6.6L L5P Duramax