Exhaust system
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2005 Porsche 911, 2004 Porsche 911, 2003 Porsche 911, 2002 Porsche 911, and 2001 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.
EXHAUST SYSTEM DESCRIPTION - AS OF MODEL YEAR 2002
| Exhaust system | 2-pipe, 3-way catalytic converter exhaust system 2 rear mufflers |
| EURO II | Oxygen sensor closed-loop control with 2 pre-catalytic converter probes 3-way catalytic converter system each with a catalytic converter left + right. (RoW) |
| EURO III | Additional secondary air system and post catalytic control (4 probes) EOBD |
| USA LEV | Oxygen sensor closed-loop control + post catalytic converter control 3-way catalytic converter system, each with 1 cascade catalytic converter - left + right. (with two metal substrates) Secondary air system OBD II + ORVR |