[VEHICLE FITMENT]: KAX fuel pump assembly is compatible with Buick 2012 LaCrosse 2.4L, 2012-2015 LaCrosse FWD, 2016 LaCrosse FWD FLEX/MHEV, 2012-2013 Regal, 2014 Regal 2.4L, 2015-2016 Regal MHEV, Compatible with Chevrolet 2013 Malibu LT/LTZ, Compatible with Cadillac 2013 XTS FWD (Exc. Partial Zero Emissions Vehicle (PZEV)) [DIRECT REPLACEMENT]: Don't waste time and money on an OEM part. KAX electric fuel pump assembly is a direct replacement for part numbers 13594131,13578375,SP6635M,13578371,USEP4030M,FG1743,P76881M [RELATED PARTS]: ① Fuel Pump ② Seal Ring ③ Pressure Sensor ④ Strainer [EXCELLENT PERFORMANCE]: The module employs the most mature fuel pump design, offering excellent ethanol tolerance and higher efficiency while minimizing noise to ensure a quieter, more comfortable driving environment. Fuel pump assembly filter element is generally made of non-woven fabric and nylon, filter out impurities and moisture in the oil, improving vehicle performance and protecting your vehicle. [PREMIUM QUALITY]: Plastic parts are made of imported high-performance POM raw materials. The sensor contacts are made of gold-palladium alloy, while the resistive element is precision ceramic, ensuring accurate oil gauge readings with enhanced wear resistance . The pump core commutator employs a carbon commutator, which offers superior electrical performance. The pressure regulating valve utilizes an imported diaphragm and fully ground steel ball, excellent pressure retention performance.