The product is a new OEM GM oil pump with the manufacturer part number 12710304, designed specifically for 2007-2015 LS engines with sizes ranging from 5.3L to 6.2L. This high-quality oil pump is a genuine GM part, ensuring a perfect fit and reliable performance for your vehicle. Designed for regular maintenance and replacement, this oil pump is a crucial component in ensuring the smooth operation of your engine. Shipping is free on this item. Thank you