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 &# ...

The Inside
Even though its swoopy styling might suggest limited cabin space, the five-seat Altima has sufficient room in both the front and rear seats. The optional leather front bucket seats are comfortable ...

Fuel recommendation
MR20DE and QR25DE engine except Spec-V Use unleaded regular gasoline with an octane rating of at least 87 AKI (Anti-Knock Index) number (Research octane number 91). QR25DE engine Spec-V only Us ...