KYIX (104.9 FM) is a repeater station for the Air1 Radio Network based in Chico, California and licensed to South Oroville, California.

KYIX was originally a locally-run Christian station managed by Ron and Sarah Warkentin, later Randy and Monica Zachary of Reality Radio Ministries and was known as Reality Radio Y105.

It then became a part of the Radio U network before being picked up by Air 1.

On January 29, 2025, KYIX's HD3 subchannel changed their format from oldies to hot adult contemporar, branded as "105.7 The Mountain".

This article about a radio station in California is a stub.