Pioneer TS-A1371F 5.25" 3-Way Coaxial Speakers Top Sellers Infinity does not specify the

Infinity does not specify the chassis material

Pivoting PEI Dome Tweeters: Helps aim high-frequency output toward the listening position

observe correct polarity

This amplifier is a fit for listeners building or upgrading a bass-focused system and wanting adjustable control over the subwoofer range

Thermal Management: Copper voice coils

Pioneer TS-A1371F 5.25" 3-Way Coaxial Speakers Top Sellers Infinity does not specify theThe Pioneer TS A1371F is a pair of 5. 25 inch, 3 way coaxial car speakers designed for upgrading worn or limited factory speakers. Its compact format suits vehicles that use a 5. 25 inch speaker location, subject to checking the mounting depth and cutout requirements. With a 4 ohm nominal impedance, these speakers are intended for standard automotive audio systems. This A Series model combines a woofer, midrange, and tweeter in each speaker to cover