first i am sorry maybe my language is not good but plz try to understand it..

i have a commodore ss ve 2008 (i think it is same as lumina ss 2008) and i want to change the oil pump.. i read somewhere that SLP Oil Pumps are the best and it ried to search for my car to buy..i found two types but i don't know which one is fitting on my car would u plz help me..i attached the photos below.. the first one from Summit and the other one from Jegs..which one should i buy..also i attached my car photo
All of them has the same price and part number but different shape???
Thanks a lot
????? how to attached a photo here i will upload the all in one file here