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 ...

SUPPLE RIDE, AGILE HANDLING
An advanced four-wheel independent suspension system combines a supple ride with precise handling and steering response for Hyundai Sonata GLS and Limited models. Sonata uses MacPherson strut fron ...

Exhaust Pipe and Muffler
Visually inspect the exhaust pipes, muffler and hangers for cracks, deterioration, or damage. Start the engine and listen carefully for any exhaust gas leakage. Tighten connections or replace part ...