Each car maintenance cost calculator here starts from the prices we checked at AutoZone and Advance Auto Parts and let you change every assumption: your local labor rate, how many miles you drive, how long you expect a battery to last. Nothing is stored or sent anywhere; the math runs in your browser.
What the calculators answer
Should you do a job yourself or pay a shop? Is a cheaper battery really cheaper once you count how long it is guaranteed? What do your oil changes cost over a year at your mileage? Each tool shows its method and assumptions below the results, so you can see exactly how a number was reached and change anything that does not match your car, your driving or your local prices. When we refresh our price checks, the calculators update automatically.
Want the prices behind the numbers? See battery prices, brake pad prices and oil and filter prices.