See also:

Three-way catalyst
The three-way catalyst is an emission control device installed in the exhaust system. Exhaust gases in the three-way catalyst are burned at high temperatures to help reduce pollutants. WARNING: ...

2008 Nissan Sentra review
This review focuses on the sportiest Sentra trim level, the SE-R Spec V. I already reviewed the regular 2007 Sentra, and that model is mostly unchanged for 2008. For more on the Sentra, read that ...

Reporting safety defects (US only)
If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) ...