Wehrli Custom Fab Stage 2 4" intake kit for 2004.5–2005 GM LLY 6.6L Duramax in Bronze Chrome finish. The system replaces restrictive factory plumbing with fabricated aluminum piping and an enclosed air box with dry filter and hydrophobic pre-filter to increase airflow to the turbo, improving throttle response, intake temps and top-end power. Includes 4.8" cast turbo intake horn, silicone boot, stainless clamps and bolt-on installation hardware.
Wehrli Custom Fab Intake Kit Stage 2, 4in., for 2004.5-2005 Duramax LLY, Bronze Chrome
Features & Benefits
Dry Air Filter with Outerwear's Pre-Filter Cover
Silicone Boot & Stainless Steel T-Bolt Clamps
4.8 in. Cast Aluminum Turbo Intake Horn
Installs Easily with Basic Hand tools
Includes Installation Hardware
No Tuning Required, Bolt On!
Custom powder coat finish
Air Box with Lid
4" Intake Pipe
Made in USA
Manufacturer Description
WCFab 2004.5-2005 GM LLY 6.6L Duramax Stage 2 Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on your diesel for improved engine performance. All 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 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. High quality hardware, silicone boot, seals, and stainless steel t-bolt clamps ensure optimum durability and ease of installation. Removable air box lid elementallows for easy visual inspection and maintenance of your WCFab filter with included hydrophobic pre-filter cover, to help keep your MAF sensor, turbo, and engine airways contaminant free. Includes High Flow 4.8 in. Cast Aluminum Turbo Intake Horn which removes restrictions in the OEM setup to improve turbo spool and top end power and eliminates factory resonator for improved appearance and more aggresive turbo sound. This High Flow 4.8 in. horn is fully compatible with OEM and upgraded drop in VGT style turbochargers. Full assembly finished in your choice of WCFab's signature custom powder coat colors for a look as unique as your truck.