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Posts: 1
Registered: ‎06-15-2017

Subwoofer Installation

I recently purchased a 2005 Infiniti G35. I've got 2 12" Rockford Fosgate P3s and a DD Audio amplifier that I've had in my old car. I'm looking to see how much it would cost to wire the amp and the subs into the new car. Also, can a custom box be built?

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Registered: ‎04-18-2017

Re: Subwoofer Installation

Hello Jsmosher11-


Congratulations on the new car, and thank you for your considerations in choosing our Geek Squad Autotechs to perform you amp and subwoofers installation.  We appreciate all the time you spent browsing around the forums to post on the Car, Marine, and GPS section!  I would be more than willing to provide you with the information you are requesting.


2005 Infinity G35, amp and dual subwoofer installation (with factory radio).

Materials Fee $5.00

Amp Install $99.99

Line output convertor $14.99 (factory radio integration device)

Line output convertor installation $24.99

Dual subwoofer installation $39.99 (only if subs are not in the box or need to be re-wired) 

Amp kit 4AWG Truconnex $109.99, or Kicker $149.99


Above is the breakdown for the most common installation parts, and prices, for an amp and subwoofer.  Although I cannot promise a custom box can be made, I want to welcome you to call your local Best Buy to speak with an installer to see about costs, or where to go for a customer enclosure.  If you already have all of your parts and installation is paid for, you can schedule your appointment by clicking HERE!

JJ|Social Media Specialist | Best Buy® Corporate
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