It is their first album released by the group after Gabriel Hidalgo's departure in December 2020 after buying his family a house in Los Angeles, and it is also their first album to feature their acoustic guitarist Ulises González, who joined the group in September 2021, while twelve-string guitarist Damián Pacheco, joined the group in Early 2022 and shortly after the recording has been completed. To date, Nostalgia is Eslabon Armado’s first studio album to be recorded as a quartet.
On the issue dated May 21, 2022, Nostalgia debuted at number nine on the US Billboard 200 with 29,500 album-equivalent units, which consisted of 42.82 million official streams in the country.[1] On the chart's same issue date, Bad Bunny's Un Verano Sin Ti appeared at number one, marking the first time two Spanish-language albums appear on the chart's top 10.[2] It also debuted atop the US Regional Mexican Albums chart, while it debuted at number two on the US Top Latin Albums chart. It became the first regional Mexican album to debut within the chart's top 10.[3]