A two pack high gloss paint goes with CCH - Fast/Standard/Slow Hardener 2:1 Mixing Ratio (i.e. 4L Paint and 2L Hardener)
2L Hardener can be ordered here
autocolourbank.com/collections/colour-hardener
*EF-7500 is extremely durable and chemical/solvent resistant. *EF-7500 provides high gloss and can be air-dried or force dried for a urethane-tough enamel which is ideal for OEM, fleet, truck and special vehicle finishing. *EF-7500 offers excellent hiding with lead and chromate free formulas. *It is available in many intermix formulas including fleet specified colors.