Keeping a car engine in top condition requires a combination of regular maintenance, proper driving habits, and using high-quality fluids. Here are the best ways to ensure peak performance and longevity:

1. Regular Oil Changes
• Use the manufacturer-recommended oil type (synthetic, conventional, or blend).
• Change the oil and oil filter at the recommended intervals (usually every 5,000–10,000 miles, depending on the vehicle and oil type).
• Check the oil level regularly and top up if needed.

2. Use High-Quality Fuel
• Use the octane rating recommended by the manufacturer.
• Avoid fueling up at stations with questionable fuel quality.
• Consider adding a fuel system cleaner periodically to remove carbon buildup.

3. Maintain the Cooling System
• Regularly check coolant levels and top up with the correct type of antifreeze.
• Flush and replace coolant according to the maintenance schedule.
• Inspect hoses and the radiator for leaks or corrosion.

4. Replace Air and Fuel Filters
• Change the air filter every 12,000–15,000 miles or as needed.
• Replace the fuel filter per manufacturer recommendations to keep the fuel system clean.

5. Check and Maintain the Spark Plugs
• Replace spark plugs at the recommended interval (typically every 30,000–100,000 miles, depending on the type).
• Bad spark plugs can lead to misfires, rough idling, and poor fuel economy.

6. Monitor Belts and Hoses
• Inspect the serpentine belt and timing belt (or timing chain) for wear.
• Replace them as needed to prevent catastrophic engine damage.

7. Keep the Battery in Good Condition
• Check for corrosion on terminals and clean them with a wire brush if necessary.
• Test the battery periodically, especially in extreme weather conditions.

8. Drive Smoothly
• Avoid aggressive acceleration and braking.
• Let the engine warm up properly before pushing it hard.
• Avoid excessive idling, which can lead to carbon buildup.

9. Check and Maintain the Transmission
• Change the transmission fluid at the recommended intervals.
• Ensure smooth shifting and address any unusual noises or delays in shifting.

10. Keep an Eye on Warning Lights
• Don’t ignore the check engine light—use an OBD-II scanner or visit a mechanic to diagnose issues.
• Pay attention to temperature and oil pressure warnings.

11. Ensure Proper Tire Pressure and Alignment
• Underinflated or misaligned tires can cause excess strain on the engine and reduce fuel efficiency.

12. Store the Car Properly
• If you’re not driving for an extended period, store the car in a garage, use a fuel stabilizer, and start it periodically.

13. Get Regular Professional Inspections
• Have a mechanic inspect the engine and overall vehicle health at least once a year.

By following these steps, your engine will run smoothly, perform efficiently, and last for many years. Want recommendations for specific products, like the best engine oil or fuel additives?