S&B Cold Air Intake 01-04 Duramax LB7 View larger

S&B Filters 75-5037 Cold Air Intake-Cotton Filter


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S&B Cold Air Intake - Cotton Filter

Applications: 2001-2004 LB7 Duramax

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Is your vehicle an LB7 or LLY? Check the eighth digit of your VIN to find out. If it is 1 you've got an LB7 and are viewing the right kit. If it is 2 you've got an LLY.