OPTIMA 17-20 plastic cap. OPTIMA 16 1.6L (VIN 1, 8th digit, turbo). OPTIMA 16 2.0L (VIN 2, 8th digit, turbo). OPTIMA 16 2.4L, VIN 3 (8th digit). We would be glad to help! Item Specific Notes. Warranty will be void if the part is modified or disassembled.
