Diamond Power DK195 Chevy Impala V6 OHV 12V Oil Pump Kit, 3.8 L 2 Year Warranty (This product must be installed by a certified professional mechanic) Same day shipping when purchased before 3pm EST Our products are tested and meet or exceed OEM performance requirements Fits 1996-2007 Chevy Buick Pontiac 3.8L OHV V6 Oil Pumps are made with the best quality materials (aluminum) required by the manufacturer