Great upgrade from factory speakers especially for 2 ohm Bose speakers. The quality is top notch. The highs are smooth. Base response is good. Sound quality improves immensely with an amplifier.
November 5, 2009
Sound Fantastic!....but
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Review written by PbFlinger from West central Indiana
Have had these in the front doors of my Chevy crew cab for about 6 months. They sound FANTASTIC! Very accurate & natural sound. Loud enough to scare my wife even though powered by OEM head unit (the 2 ohm impedance really helps here). The tweets are smooth & sparkling to my ears-very good (I set my crosovers flat on the tweeter EQ). Lots of supplied adapters for many mounting options. HOWEVER-I did not give these 5 stars because the wire terminals on the tweeters have allen set screws that are smaller than the screws in a pair of eyeglasses (1.0 or so mm, don't remember). They are so tiny that it is impossible to get any meaningful torque on them before the (supplied) allen wrench rounds the flats (partially because of the crappy metal EVERYTHING from China is made from). I have had to disassemble my door panels several times to retighten them-a MAJOR pain. I wound up buying a new wrench, putting some valve grinding compound on the wrench for grip, and using some blue loctite on the screw threads. They cannot be soldered because of the design. I have been a professional aircraft mechanic for 25 years, so all of this wasn't that big of a deal for me, but an inexperienced installer might have a problem getting a good connection. They sound so good that at this price it's worth the hassle, but it would have been SO easy to make them with some proper terminals. All of this being said I am buying another set for my son's car. SONIC ELECTRONIX SERVICE ROCKS!!!!!
June 12, 2009
Great for the price
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Review written by Anthony from Grand Rapids, MI
I have two of these sets in my eagle talon (along with 1 alpine spr-17ref set) and the midbass speakers can produce good sound quality at high levels. I have them crossed over really low n they can handle the sound range. The tweeters can be harsh if not tuned correctly. Overall a good component set for the price. Plus ther american speakers.
May 11, 2009
Infinity Kappa 60.9cs
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Review written by dizzle from Chi Town, IL
I just got them from sonic and installed them. I knew infinity was known for good car speakers, but these and the Infinity Kappa 693.9I 6x9s together make my music sound 100 times better than any speakers i have ever owned!!!!! just buy them and the Infinity Kappa 693.9I 6x9s and you will be happy!!!! just buy them!!! and buy a really good amp (kappa 4 channel) they need power!!!!
February 2, 2009
Kappa 60.9cs
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Review written by Jason from Luling, LA
I have had this component system in my Honda Prelude for about six month. Infinity makes phenomenal speakers for the price and this set is no exception. I have the speakers powered by a Power Acoustic 4 channel amp rated at 100 watts to 4 channels @2 ohms and an Alpine head unit. The tweeters scream and the woofers produce adequate mid bass. I would recommend a better amplifier for these speakers, but they still perform well for receiving power from small and cheap amp. Kudos to Infinity for a great product and to Sonic for a great price and speedy delivery.
The sales guy, Brendan was very knowledgeable about what i need and walked me through the process for selecting the right items for my 03 g35. I would recommend this site to anyone in need of any electronics.