duramax-lb7-injector-replacement-kit-remanufactured- Home / Chevy / GMC Duramax Injectors / LB7 2001-2004.5 / Chevy / GMC Duramax LB7 Replacement & Rebuild Kits / 2001-2004.5 Duramax LB7 Injector Replacement Kit – Refurbished / duramax-lb7-injector-replacement-kit-remanufactured- Written By Anna Mullen April 23rd, 2021 Share this...FacebookPinterestTwitterLinkedin