Catalytic Converter Euro 2. This is a high quality replacement part, made in one of our approved factories using the latest technology and materials. Equivalent to Part Numbers: OE: ESR2521 EuroFlo: ECLR1007 KLARIUS: 38035.. If you order before 12PM we’ll dispatch same day from our UK warehouse. Diesel: 2.5 D. OE: ESR2521 EuroFlo: ECLR1007 KLARIUS: 380353. The only way to be 100% sure that the part will fit your vehicle is to check the part number on your original unit matches one of the above. Consequential loss and labour claims are not accepted. Fast Dispatch On All Orders. All orders are dispatched from our UK warehouse. Items must be unused and in their original packaging.