Celica TRD side skirt plastic rubber

Hi i recently bought a damaged toyota celica VVTL-I GT uk spec i have repaired the car but i have one last problem to solve. i cant seem to find the plastic rubber thats goes between the TRD side skirt and the sill/body of the car i have contact the toyota dealers and they still the rubber with the skirt and they charge a lot of money. I was wondering if anyone knows where i can get this rubber so i can complete the car.

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