In Albuquerque, New Mexico, motor oil prices have soared due to the ongoing conflict with Iran. A trade group reports a 175% increase in the cost of group III base oil since the war began. This type of oil is essential in forming motor oil blends.
The conflict has escalated the cost of crude oil and its derivatives, such as gasoline, diesel, and jet fuel. However, the impact on motor oil prices has received less attention. As oil changes grow more costly, consumers feel the financial pinch. Any potential resolution in negotiations may not immediately solve this issue.
According to Amanda Hay from Independent Commodity Intelligence Services, the base oil used for synthetic motor oils has tripled in price since the war’s onset. While the U.S. exports more gasoline, diesel, and jet fuel than it consumes, it remains a net importer of base oils. This especially affects synthetic motor oils, which are primarily imported due to limited domestic production.
Challenges in Synthetic Motor Oil Supply
Synthetic motor oil, though derived from crude oil or natural gas, undergoes sophisticated processing. This results in a thinner and longer-lasting oil. Amanda Hay points out that the U.S. lacks enough facilities to produce synthetic motor oils effectively. In fact, the U.S. incurs the largest trade deficit globally in “group III base oil,” essential for these oils.
Holly Alfano from the Independent Lubricant Manufacturers Association notes the U.S. heavily relies on Middle Eastern imports, with over 45% sourced from there. The disruption in the Strait of Hormuz adds to supply issues. Moreover, the Shell Pearl GTL plant in Qatar, the largest facility producing this oil type, sustained damage from an Iranian missile.
Alternative Sources and Competing Industries
South Korea is another major supplier of group III base oil. Unfortunately, their reliance on Middle Eastern crude complicates the situation further. Meanwhile, U.S. refineries focus on producing “group II” base oils for conventional motor oils. This type is still in short supply due to the higher profitability of diesel fuel.
If the Strait of Hormuz reopens, imports from South Korea may recover. However, damage at the Pearl facility and economic choices favoring diesel production present ongoing challenges. New U.S. plants could help, but they won’t be operational until at least 2027.
Impact on Mechanics and Consumers
Rising oil costs, while not creating shortages, increase prices for specific automotive brands. The industry’s reliance on base oil inventories provided short-term relief, but these reserves are dwindling. Nathan Matheson, an owner of an automotive service, reports a 60% rise in regular motor oil prices.
This price surge comes amidst other cost pressures like tariffs on auto parts. Matheson mentions a significant increase in consumable part costs, impacting both mechanics and drivers. Drivers now seek to defer repairs and minimize expenses wherever possible.
Practical Advice for Vehicle Owners
Alfano advises all car owners to verify their vehicle’s manual for the recommended motor oil. Staying within these guidelines is crucial for engine health. Although more expensive, high-end synthetic oils offer longer intervals between changes.
Matheson, advocating smart vehicle maintenance, recommends obtaining multiple repair opinions. Essential repairs should not be delayed, as preventive maintenance can prevent costlier repairs later. For instance, ignoring a $160 service led some to face $2,000 in part replacements later on.

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