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Wehrli 11-16 Chevrolet Duramax LML 4in Intake Kit - WCFab Red

WCFab 2011-2016 GM LML 6.6L Duramax 4" 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. Full assembly finished in your choice of WCFab's signature custom powder coat colors for a look as unique as your truck. Wehrli Custom Fab Intake Kit, 4in., for 2011-2016 Duramax LML, WCFab Red
  • Silicone Boot & Stainless Steel T-Bolt Clamps
  • Installs Easily with Basic Hand tools
  • Includes Installation Hardware
  • Outerwear's Pre-Filter Cover
  • No Tuning Required, Bolt On!
  • Custom powder coat finish
  • Air Box with Lid
  • 4" Intake Pipe
  • Dry Air Filter
  • Made in USA

Upgrade your 2011-2016 Chevrolet Silverado or GMC Sierra 2500 HD and 3500 HD with the Wehrli Duramax LML 4-inch Intake Kit, designed for optimal airflow and engine performance. This kit features a high-flow fabricated aluminum intake pipe with smooth aerodynamic bends, which significantly enhances air velocity and volume compared to the stock plastic components. The large diameter 4-inch piping draws in colder, denser air through the inner fender, resulting in increased horsepower, torque, and quicker throttle response while producing a more aggressive turbo sound during acceleration. The durable all-aluminum construction ensures longevity and resistance to the demanding conditions of diesel performance upgrades. The kit includes a dry filter assembly with a removable air box lid for easy inspection and maintenance, along with a hydrophobic pre-filter cover that helps keep contaminants away from the MAF sensor, turbo, and engine airways. All hardware, silicone boot, seals, and stainless steel T-bolt clamps are included for a straightforward, bolt-on installation that requires only basic hand tools. Finished in Wehrli’s signature WCFab red powder coat, this intake kit not only improves your vehicle’s performance but also adds a distinctive, custom look to your engine bay. Designed to be compliant with EPA standards and made in the USA, this kit requires no tuning and is a full assembly ready to install. With its efficient design and premium components, the Wehrli 4-inch intake kit is an excellent upgrade for diesel enthusiasts seeking enhanced power and a bold engine sound.

Features:

  • Silicone boot and stainless steel T-bolt clamps for durability and secure fitting
  • Easy installation with basic hand tools, no tuning required
  • Includes all necessary installation hardware for a hassle-free upgrade
  • Outerwear's hydrophobic pre-filter cover to protect against contaminants
  • Removable air box lid for easy filter inspection and maintenance
  • Custom WCFab red powder coat finish for a unique aesthetic
  • High-flow dry air filter for maximum airflow and filtration
  • Large 4-inch diameter intake pipe with smooth bends for optimal performance

Fitment:
Chevrolet Silverado 2500 HD High Country 2015
Chevrolet Silverado 2500 HD High Country 2016
Chevrolet Silverado 2500 HD LT 2011
Chevrolet Silverado 2500 HD LT 2012
Chevrolet Silverado 2500 HD LT 2013
Chevrolet Silverado 2500 HD LT 2014
Chevrolet Silverado 2500 HD LT 2015
Chevrolet Silverado 2500 HD LT 2016
Chevrolet Silverado 2500 HD LTZ 2011
Chevrolet Silverado 2500 HD LTZ 2012
Chevrolet Silverado 2500 HD LTZ 2013
Chevrolet Silverado 2500 HD LTZ 2014
Chevrolet Silverado 2500 HD LTZ 2015
Chevrolet Silverado 2500 HD LTZ 2016
Chevrolet Silverado 2500 HD WT 2011
Chevrolet Silverado 2500 HD WT 2012
Chevrolet Silverado 2500 HD WT 2013
Chevrolet Silverado 2500 HD WT 2014
Chevrolet Silverado 2500 HD WT 2015
Chevrolet Silverado 2500 HD WT 2016
Chevrolet Silverado 3500 HD High Country 2015
Chevrolet Silverado 3500 HD High Country 2016
Chevrolet Silverado 3500 HD LT 2011
Chevrolet Silverado 3500 HD LT 2012
Chevrolet Silverado 3500 HD LT 2013
Chevrolet Silverado 3500 HD LT 2014
Chevrolet Silverado 3500 HD LT 2015
Chevrolet Silverado 3500 HD LT 2016
Chevrolet Silverado 3500 HD LTZ 2011
Chevrolet Silverado 3500 HD LTZ 2012
Chevrolet Silverado 3500 HD LTZ 2013
Chevrolet Silverado 3500 HD LTZ 2014
Chevrolet Silverado 3500 HD LTZ 2015
Chevrolet Silverado 3500 HD LTZ 2016
Chevrolet Silverado 3500 HD WT 2011
Chevrolet Silverado 3500 HD WT 2012
Chevrolet Silverado 3500 HD WT 2013
Chevrolet Silverado 3500 HD WT 2014
Chevrolet Silverado 3500 HD WT 2015
Chevrolet Silverado 3500 HD WT 2016
GMC Sierra 2500 HD Base 2015
GMC Sierra 2500 HD Base 2016
GMC Sierra 2500 HD Denali 2011
GMC Sierra 2500 HD Denali 2012
GMC Sierra 2500 HD Denali 2013
GMC Sierra 2500 HD Denali 2014
GMC Sierra 2500 HD Denali 2015
GMC Sierra 2500 HD Denali 2016
GMC Sierra 2500 HD SLE 2011
GMC Sierra 2500 HD SLE 2012
GMC Sierra 2500 HD SLE 2013
GMC Sierra 2500 HD SLE 2014
GMC Sierra 2500 HD SLE 2015
GMC Sierra 2500 HD SLE 2016
GMC Sierra 2500 HD SLT 2011
GMC Sierra 2500 HD SLT 2012
GMC Sierra 2500 HD SLT 2013
GMC Sierra 2500 HD SLT 2014
GMC Sierra 2500 HD SLT 2015
GMC Sierra 2500 HD SLT 2016
GMC Sierra 2500 HD WT 2011
GMC Sierra 2500 HD WT 2012
GMC Sierra 2500 HD WT 2013
GMC Sierra 2500 HD WT 2014
GMC Sierra 3500 HD Base 2015
GMC Sierra 3500 HD Base 2016
GMC Sierra 3500 HD Denali 2011
GMC Sierra 3500 HD Denali 2012
GMC Sierra 3500 HD Denali 2013
GMC Sierra 3500 HD Denali 2014
GMC Sierra 3500 HD Denali 2015
GMC Sierra 3500 HD Denali 2016
GMC Sierra 3500 HD SLE 2011
GMC Sierra 3500 HD SLE 2012
GMC Sierra 3500 HD SLE 2013
GMC Sierra 3500 HD SLE 2014
GMC Sierra 3500 HD SLE 2015
GMC Sierra 3500 HD SLE 2016
GMC Sierra 3500 HD SLT 2011
GMC Sierra 3500 HD SLT 2012
GMC Sierra 3500 HD SLT 2013
GMC Sierra 3500 HD SLT 2014
GMC Sierra 3500 HD SLT 2015
GMC Sierra 3500 HD SLT 2016
GMC Sierra 3500 HD WT 2011
GMC Sierra 3500 HD WT 2012
GMC Sierra 3500 HD WT 2013
GMC Sierra 3500 HD WT 2014