You might try silicone rescue tape? Like the one below.

Within the last year my plastic portions of the intake and charge pipes had to be replaced due to leakage. The dealer simply put new parts on. It was the charge tubes that were leaking. I had no engine light or warnings that anything was wrong. After installing the new charge tubes the original clam...

My mechanic at the dealer said the original clamps with the metal backing have trouble with age. June Likely the rigid hose starts getting stiff/brittle with age and the clamps can't exert enough force to squeeze the tube adequately to get a good seal before stripping out. If the hoses are nylon-pl...