Exhaust System: Description and Operation

The 4.0L El exhaust system:
- has four heated oxygen sensors
- has a front three way catalytic converter
- has a rear three way catalytic converter
- has a muffler and tailpipe assembly
The 5.0L exhaust system:
- is constructed of stainless steel
- has two three way catalytic converters (TWC)
- has one dual dual converter Y pipe
The 4.0L SOHC exhaust system:
- is constructed of stainless steel
- has two three way catalytic converters
- has a muffler and resonator assembly