These are the factory replacement radiator hoses and T fitting. The LNF comes with a single upper radiator hose and two lowers which are connected by the Radiator hose T.

Upper- ACDELCO 22576M / 89050629

Lower Rear- ACDELCO 20518S / 89050539

Lower Front- ACDELCO 22648M / 19163102

Lower Connector (Hose T)- 23333192