Nissan Altima is a mid-size car, manufactured since 1992. In Nissan model range it is between Sentra and Maxima. The first version Altima U13 was similar to Nissan Bluebird, but adjusted to the US market. The third and fourth generations were similar to Nissan Teana, and the fifth generation is the analogue of European Teana.
The main competitors of Altima are Honda Accord, Toyota Camry, Ford Fusion, Chevrolet Malibu, Lexus ES, Subaru Legacy, Mitsubishi Galant and other mid-size cars.
What engines where used for Altima? Till 2001 it was a compact class car, equipped with 2.4 L KA24. Later Altima changed over to mid-size class, it got bigger and heavier, and accordingly, the engines for it also changed for inline-4 2.5-liter QR25DE and V6 VQ35DE.
These engines are being produced until now, they are quite good and modern.
Having picked your model below, you will know technical specs of Altima engines, their common problems and how to fix them. Besides, you will find oil recommendations for your auto, engine lifespan, its tuning and other things.