Infinity Reference REF307F 3.5" Coaxial Speakers closeout High Temp Injection Molded Composite

High Temp Injection Molded Composite with UV Protection coating

Mechanical Factor Qms

Smart and Silent Coolers ensure efficient and noise-free operation of the amplifier

Cutout Diameter: 9 1/8 (230

EFF Motor Structures (Efficient Flux Field)

Infinity Reference REF307F 3.5" Coaxial Speakers closeout High Temp Injection Molded CompositeA modern classic Just as they were throughout my 16 years as a Crutchfield Advisor, Infinity's Reference Series speakers remain a popular choice for upgrading from factory speakers. The REF307F 3 1 2" 2 way car speakers follow that Infinity heritage by offering the killer combo of high efficiency and superb sound. Designed to work behind factory grilles, these Infinity speakers can liven up your music. Infinity's famous ingredients Reference Series