Fits: 2001 thru 2005 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY Duramax Diesel

ACDelco OE replacement lower radiator hose for your 2001-2005 LB7 or LLY Duramax engine. This hose assembly utilizes thermoplastic clamps to help prevent water leaks. The thermoplastic clamps are designed for a secure, tight fit without the need for re-tightening. Most aftermarket lower hoses use couplers with hose clamps which often leak and have problems sealing properly.

Replaces GM part# 19332843