See also:

3. Exhaust emission control system
The Exhaust Emission Control System is a highly effective system which controls exhaust emissions while maintaining good vehicle performance. Vehicle modifications This vehicle should not be modif ...

Hyundai Elantra Review
Just call the Hyundai Elantra the comeback kid. Introduced in the early '90s, the economy-priced sedan didn't exactly get off to a good start, earning a well-deserved reputation for overall shoddi ...

2012 Hyundai Elantra review By Steven Cole Smith
Just as Hyundai did with the new Sonata -- which matches and in many ways surpasses its top competition in the midsized category, the Honda Accord and Toyota Corolla -- the Korean company is hopin ...