WEHRLI WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2

WCFab 2001-2004 GM LB7 6.6L Duramax 4" 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 element allows 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 in. Turbo Intake Horn which removes restrictions in the OEM setup to improve turbo spool and top end power. This High Flow 4 in. horn is fully compatible with OEM and upgraded drop in IHI style turbochargers.

Full assembly finished in your choice of WCFab's signature custom powder coat colors for a look as unique as your truck.

Supersedes WCF100636

Replaces the following GM part numbers: 19201277, 25345138, 21993711, 15076901

- 4" Intake Pipe
- 14g Aluminum Construction
- Air Box & Lid Constructed of 10G Aluminum Sheet
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Includes Installation Hardware
- 4" Intake Horn
- Silicone Boot & Stainless Steel T-Bolt Clamps
- O-Ring Seal
- Custom Powder Coat Finish
- Installs Easily with Basic Hand tools
- Made in USA

The WEHRLI WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 is the ultimate upgrade for your diesel engine. Say goodbye to restrictive plastic parts as this high-performance fabricated aluminum intake pipe and air box enclosure revolutionize your engine's airflow and efficiency. Experience a boost in horsepower and torque, quicker throttle response, and lower intake temperatures thanks to the improved design that draws in cold air through the fender.

Crafted from durable aluminum with 4" piping and smooth aerodynamic bends, this intake kit enhances air velocity and volume, resulting in a more aggressive engine and turbo sound during acceleration. The high-quality hardware, silicone boot, seals, and stainless-steel t-bolt clamps ensure not only optimum durability but also easy installation.

With a removable air box lid element, maintaining your WCFab filter is a breeze and ensures your engine components stay contaminant-free. The addition of the High Flow 3.5 in. Turbo Intake Horn further enhances turbo spool and top end power, compatible with both OEM and upgraded turbochargers.

Personalize your truck with a powder coat finish in your choice of WCFab's signature custom colors, giving your vehicle a unique look. This product supersedes WCF100636 and replaces several GM part numbers, ensuring compatibility and performance.

The optional two-coat color upgrades provide even more customization options, so you can truly make your truck stand out. With the WEHRLI WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2, take your diesel engine to the next level of performance and style.