Best Synthetic Oil for High-Mile Engines: 2025 Top Picks, Lab Tests & Pro Tips
INTRODUCTION – THE 187,000-MILE REALITY CHECK The odometer on my wife’s 2012 Accord just rolled past 187,000—right about the time the valve-cover gasket started weeping and the dipstick showed a half-quart loss every 1,200 miles. Sound familiar? High-mileage cars don’t just “get old”; they change the rules of the game. Clearances open up, seals harden, … Read more