Short question for the Master School, can one tell me exactly why the OPF became mandatory later than the DPF? I could not find anything exact, only that the EURO 6c standard for all vehicles became mandatory from 01.09.18. Greeting
Short question for the Master School, can one tell me exactly why the OPF became mandatory later than the DPF? I could not find anything exact, only that the EURO 6c standard for all vehicles became mandatory from 01.09.18. Greeting