Oversized Plus One™ woofers offer more surface area for higher bass output and enhanced midrange performance. Plus our newly engineered baskets are optimized to fit most factory speaker locations. Available in a range of standard sizes—3″, 4″, 5-1/4″, 6-1/2″, 6″ x 8″ and 4″ x 6″ coaxial, 6″ x 9″ 3-way, and 5-1/4″, 6-1/2″, and 6″ x 9″ component—they’re the perfect upgrade from factory speakers.

Edge-Driven, Textile Tweeters

The audiophile-grade tweeters used in Infinity’s new Reference speakers deliver smooth, non-fatiguing sound even at high output levels.

Adjustable Tweeter Output Level

The larger Reference multielement and component systems offer a tweeter output level control to optimize system linearity to suit installation location or the listener’s preference.

Plus One™ Woofer Cone Architecture

Harman’s patented (US patent #7,548,631) Plus One™ cones provide more overall speaker-cone area than other cones in its class — the result is higher sensitivity, increased low-frequency output and accurate music reproduction.

Optimized Frame Size

Reference speakers are available in a range of standard sizes, and feature a compact design that allows them to fit just about any vehicle on the road today.