We had a chance to test XXX Racing Fuel’s new 138 oxygenated blend in our Nissan 370Z. After making a few pulls to get a consistent baseline on our 370Z (260whp), we added 5 gallons of oxygenated XXX race gas. The result was 274whp, an impressive 14whp gain.
XXX Race Gas Comparison Video:
Source: Injected Performance