Sonata is 9 years old, how to maintain it?

Need major maintenance: 1, replace oil and oil filter, air filter, air conditioner filter and gasoline filter. The total is about 500 yuan. 2. Replace antifreeze and brake booster oil, totaling about 300. 3, gearbox oil change, about 200. 4. Check the tire wear to see if it needs replacement, dynamic balance and four-wheel alignment. 5. Check the chassis and exhaust pipe for corrosion. 6. Check the wear of brake disc and brake pad. Generally speaking, 90,000 kilometers should be replaced. 7. Check the ablation degree of the spark plug. Generally, domestic spark plugs should be replaced at 50 thousand yuan.