MPLUS High Volume Oil Pump fits 1977-2013 for Buick for Chevrolet for GMC for Isuzu for Oldsmobile for Pontiac 4.3L 5.0L 5.7L

Car Application：Please confirm the vehicle model before purchasing

• Fitment- Please confirm this item fits for your vehicle. (Check Fitment Data Above or see description below)
• OE Part Number- M155HV. Mplus Oil Pump are certified to ISO/TS16949:2009 and ISO14001.
• High Performance-Our Aluminum die cast technology allows for size and weight reduction.Lubricates critical components to maximize the life of the engine. Mplus Oil Pump aims to deliver ideal oil pressure to the engine without creating excess load.
• Installation Tips - Most oil pump sits right at the front of the engine and is driven by a gear on the crankshaft. You need to remove the oil pan firstly and then replace the bad oil pump from underneath. You could also ask help for a professional mechanic.
• Other- We offer 1 year or 20000 miles warranty.