Description 2001-2004 6.6L GM Duramax S&B Cold Air Intake Options: 75-5101 – Cotton Cleanable Media (Oiled) 75-5101D – Dry Extendable Media Make Sure It Fits Is your vehicle a LB7 or LLY, 04 could be either. Check the eighth digit of your VIN to find out. If it’s a 1 you’ve got a LB7 and you’ll need this kit. If it’s a 2 you’ve got an LLY and need the 75-5102 kit. Maximum Performance Our cold air intake for the 2001-2004 Chevy / GMC Duramax LB7 6.6L was engineered to minimize air restriction and flows better than stock. This kit comes with a fully enclosed airbox that protects the filter from dirt and keeps out engine heat. Protect Your Engine This kit comes with a massive, highly-efficient air filter which results in better performance and protects your engine. Available in either 8-layer Cotton Cleanable or Dry Extendable media. Quick and Easy Install Designed to fit better than the stock intake. You’ll be breathing easy in 45 minutes.
