Project 949 became the pinnacle and the end of the development of highly specialized submarines (aircraft carrier killers).

The modernization of the nuclear submarine of the Northern Fleet will be carried out at the Zvezdochka CS, and the Zvezda shipyard.

From 30 August to 27 September of the same year, she made an ice crossing through the Arctic from Zaozersk to Vilyuchinsk.

The modernization project was prepared by the Rubin St. Petersburg Marine Engineering Design Bureau.

Under the modernization program, strike weapons, navigation equipment and other systems will be updated, as well as the hull of the boat will be strengthened.

[9] K-132 Irkutsk, which was being modernized at the Far Eastern Zvezda plant, returned to the Pacific Fleet in 2019, Interfax-AVN reported, citing a source in the shipbuilding industry.

[9] In reality, the start of the repair of Irkutsk was announced in the press service of the enterprise only on 30 July 2019.

[10] During his working trip, Deputy Defense Minister Alexei Krivoruchko visited the enterprises of the military–industrial complex of the Far East.

Summing up the visit to the Far Eastern shipbuilding cluster, Krivoruchko told reporters that Irkutsk, which was being upgraded at the Zvezda shipyard to the Project 949AM level, would be equipped with a universal launch complex that will allow the use of Zircon hypersonic missiles.