2) NEW POLK AUDIO DB5251 5.25" 250W Car Marine Component Speakers System Pair

The db Series offers superior looks and even better sound. And we've done all that at prices that make high performance affordable to everyone! The db5251 component system works well in OEM factory setups, as well as with high powered aftermarket head units and component power amps. db5251 Features: Dynamic Balance® polymer/mica composite mineral filled cone is stiff yet lightweight for big sound, little distortion. Marine Certified Polk db Series speakers are built tough to withstand the toughest environments so they are perfect for use in boats of all types. 25mm liquid cooled silk/polymer composite dome tweeter with neodymium magnet for clear, detailed highs. Flush & surface mount swivel cups allow placement flexibility and soundstage optimization. Low mass 2 layer 25mm Kapton voice coil former is lightweight for high sound output. Kapton's high melting temperature (725°F/400°C!) ensures high power handling and kick butt reliability. Multi hole mounting pattern and shallow depth our highest vehicle application ratio for easy drop in installations in practically any car on the road, including yours. Muscular ABS grilles, computer optimized and based on exclusive MOMO designs. Durable butyl rubber surround won't fall apart under the stress of extreme temperatures, sunlight or time, for years of the great Polk sound. Pole plate heat sink promotes better heat dissipation for superior power handling and reliability. Flat spider for faster, longer excursion linear motion. Flexible woven leads sewn directly into spider for greater reliability. 2nd order Butterworth outboard crossover for fiddle free perfect sound. Electronic tweeter protection circuit protects your tweeters from accidental abuse. Vented crossover housing gives you a choice of hidden wire channels for easier, more professional looking installs. Rock solid, acoustically inert stamped steel basket finished in rustproof gun metal gray. Stainless steel hardware. All Polk products are made using the best materials and the most advanced manufacturing techniques. They pass the industry’s most exhaustive quality tests, including drop testing, extreme signal response and UV & salt exposure testing. Polk loudspeakers are built to perform for a lifetime. 1 Buy = 2 Component Speaker Systems **We are an authorized Polk Dealer!**

2) NEW **Polk Audio DB5251** 5.25" Componenet Speaker Systems 250 Watt MAX (Per Pair) 100 Watt RMS (Per Pair) Type: Dynamic Balance polymer/mica composite cone with rubber surround Efficiency: 92 dB Nominal Impedance: 4 ohms Total Frequency Response: 53Hz 23kHz Cut Out Diameter: 4 11/16" (11.91cm) Driver Mounting Depth Top Mount: 2 5/16" (5.87cm) Driver Mounting Depth Bottom Mount: 2 7/16" (6.19cm) Tweeter Cut Out Diameter: 2 1/16" (5.24cm) Flush Mount Depth: 7/8" (2.22cm) Surface Mount Height: 1 1/8" (2.86cm) Tweeter Mounting Depth Surface Mount Height: 1 1/8" (2.86cm) Tweeter Mounting Depth Flush Mount Depth: 7/8" (2.22cm) Tweeter Diameter: 1" (2.54cm) Product Condition: Brand New Item Weight: 5.75 lbs. (Per Pair) Part Number: **DB5251** Warranty – 1 Year Manufacturer Warranty