K&N Lifetime Filters, 2001-2024 LB7/LLY/LBZ/LMM/LML/L5P

Part# 33-2135


WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov

Fits: 2001 thru 2024 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM/LML/L5P Duramax Diesel

​Clean air is extremely important for a turbo diesel truck, dirty filters will cause air restriction and may cause excessive black smoke from the tail pipe under acceleration, filters should be checked often and replaced as necessary, with the K&N Filter it will last you the lifetime of the truck so the only money you will have to spend on filters is the filter recharge kit to properly clean and re-oil the filter.


  • High Air Flow with Excellent Filtration
  • Designed to Increase Horsepower and Acceleration
  • Washable and Reusable
  • Will NOT Void Vehicle Warranty
  • Lasts up to 50,000 miles before cleaning is required depending on driving conditions
  • K&N Million Mile Limited Warranty®
  • Emissions Legal in all 50 US States. 
  • Economical, a K&N Air Filter Will Last the Life of Your Automobile
  • Works with Original Equipment Manufacturer Vehicle Electronics
  • Easy High Performance Add-on
  • Environmentally Friendly


  • Options
    • (#33-2135) - 2001-2005 LB7/LLY
    • (#E-0781) - 2006-2010 LBZ/LMM
    • (#33-2466) - 2011-2016 LML 
    • (#33-5065) - 2017-2024 L5P