West Texas Intermediate (WTI) crude oil is a high quality crude and is excellent for refining for maximizing of Petrol (Motor Spirit). WTI is a light crude with API gravity of 39.6 degrees. Also it contains about 0.24 percent of sulphur, marking it as “sweet” crude. This set of characteristics, combined with its production location (US), makes it an ideal crude oil to be refined in the United States.
The production of WTI crude oil is on the decline; nevertheless it still is the major benchmark of crude oil. WTI commands a premium of about a $5 - $6 per-barrel over the OPEC Basket price and about $1 - $2 per - barrel over Brent.