KZLZ

KZLZ (105.3 FM) is a commercial radio station licensed to Casas Adobes, Arizona, and serving the Tucson metropolitan area. It airs a Regional Mexican radio format and is owned by Bustos Media. It is known as La Poderosa 105.3 (The Power 105.3). The radio studios and offices are on South Richey Avenue.

KZLZ is a Class C2 FM station. It has an effective radiated power (ERP) of 580 watts. Its transmitter is on West Hidden Canyon Drive in Tucson Estates. KZLZ broadcasts using HD Radio technology. Its HD2 digital subchannel carries a Reggaeton and Spanish Rhythmic Contemporary format known as "Urbana 92.5." The subchannel feeds 150-watt FM translator K223CI at 92.5 MHz in Tucson.

History
The station signed on the air on August 31, 1991. Its original city of license was Kearny and its call sign was KCDX.

In the early 1990s, KCDX was known as "X 105.3", and was an album rock station. Programming was delivered via satellite. In 1993, KCDX was sold to Entravision, with a change in the call letters to KZLZ. Entravision flipped the format to Spanish language Regional Mexican.

On September 5, 2006, Entravision sold KZLZ to Todd Robinson for $4,750,000. On December 1, 2006, the Federal Communications Commission approved the voluntary transfer of the license to KZLZ, LLC. Effective June 1, 2022, KZLZ, LLC sold the station to Bustos Media for $1.4 million.