A set of custom-fit seat covers keeps your resale value high and your upholstery clean, especially if you deal with mud, pets, or spills. They are a smart interior upgrade that makes your daily commute feel a bit more comfortable.
These covers usually run about $350. You can shop for them anytime, but keep an eye out for holiday sales or brand-specific discounts during long weekends to shave a bit off the top.
That 18-month window is a deadline, not free money. If you have a balance left over when the period ends, you will start paying interest on whatever is still sitting on the card.