Costco's price hikes are part of a broader increase amid the ongoing Iran War conflict, with higher costs increasingly being ...

As refiners now make more money turning crude oil into petrol, motor oil could face a significant supply squeeze.

Here's why Costco Wholesale increased the price of its motor oil products.

A 10-quart case that cost roughly $30 now runs $57.99, with purchases capped at two units per member per week.

The wholesale retailer has raised the price of a 10-quart case of Kirkland Signature full-synthetic oil from around $30 to ...

General Motors changed the recommended oil viscosity for its L87 6.2-liter V8 again in 2026, marking the second oil-recommendation change for engines covered by the automaker’s recall. The latest ...

For a warehouse retailer famous for selling items in endless bulk, imposing strict purchasing limits is a massive red flag.

A Cleveland auto shop says motor oil costs are up about 25% as global supply pressures grow.

Costco is rationing motor oil and nearly doubling the price of its Kirkland Signature product as turmoil in global oil ...

Oil change prices are climbing at local auto shops as a nationwide motor oil shortage drives up costs for mechanics and ...

Changing your own oil has traditionally been one of the easiest ways to save money on car maintenance. For Costco members, ...

Two 5-quart bottles of Kirkland's fully synthetic 5W-30 motor oil now cost $57.99, with buyers limited to one purchase per ...