Evans NPG is the original waterless coolant and is a lifetime coolant. NPG is recommended for racing engines that run on tracks or in series where there is a NO Ethylene Glycol rule, and can be used in high performance street vehicles with high flow cooling systems. NPG is NOT recommended for daily drivers or cold weather operation, and may require system modifications to ensure a successful conversion.
Original NPG Coolant - Engineered specifically for all racing series which allow coolants other than EG based. For use in drag racing, circle track, motorcycles, and boats.