3rd party la... cheaper and probably better

monroe, kyb, sachs, take your pick

go spare part shop and ask la. See what they carry and recommend, then research if its a good product or not.

Also ask your mechanic what they recommend and cost as well.
Sometimes better to go with mechanic product unless you know them well, as they will blame you bring faulty product, etc later if got problem arise. They provide warranty on the product they install and supply. They might know what product is more reliable, etc and not what the spare part shop sells.