These are the 3 heater hoses and 2 radiator hoses that I bought. This was for my VVTI 2007 GX; they could be different in your 2003 non-VVTI (as the intake manifold and some other things changed).
GATES | 28466 | Heater Hose / Pipe | $ 7.24 | $ 0.00 | 1 | $ 7.24 |
GATES | 19363 | Heater Hose / Pipe | $ 14.91 | $ 0.00 | 1 | $ 14.91 |
GATES | 19364 | Heater Hose / Pipe | $ 19.49 | $ 0.00 | 1 | $ 19.49 |
GATES | 22832 | Radiator Lower Hose | $ 9.34 | $ 0.00 | 1 | $ 9.34 |
GATES | 22831 | Radiator Upper Hose | $ 9.25 | $ 0.00 | 1 | $ 9.25 |