Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

How to Install a Subwoofer in a BMW 328i E90

Model: BMW Serie 3 E92, E90, E91 - Years: 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
Part: Speaker

See other generations:
Video tutorial

This guide shows how to install a subwoofer in a BMW 328i E90. To perform the operation, you need to connect an audio amplifier and a signal converter. Access the car's audio control unit from the left side of the trunk.

Connect the two clip connectors to the red/white and yellow/brown wires, which are the left audio wires. Perform the same operation on the red/blue and brown/white wires, which are the right audio line.

Connect these connectors to the signal converter. Connect the power supply to the converter and place it in a protected area of the compartment.

Connect all the wires to the amplifier and check the system's proper operation.


Updated on 8 June 2026 by ScegliAuto


Related tutorials

How to disassemble the rear taillight of a BMW 328i xDrive
How to disassemble the rear taillight of a BMW 328i xDrive
BMW Serie 3 (2005-2013 / E92, E90, E91) Thanks to this useful video tutorial, we are shown how to disassemble the rear taillight of a BMW 328i xDrive, a specific model produced from 2009 to…
Where can we find the fuse diagram for the 2011 BMW 328i?
Where can we find the fuse diagram for the 2011 BMW 328i?
BMW Serie 3 (2005-2013 / E92, E90, E91) In many cases where we encounter malfunctions within a car, the cause can be attributed to blown fuses. But how do we check and replace them in the c…
Replacement of the front coolant pipe of the BMW 3 Series 328i.
Replacement of the front coolant pipe of the BMW 3 Series 328i.
BMW Serie 3 (2005-2013 / E92, E90, E91) In a few simple steps, we will see how to disassemble and replace the front coolant tube of the BMW 3 Series 328i engine. First, open the hood of the…

How to Open the Fuel Filler Flap in the Hyundai i30?

In this tutorial, you will learn how to open the fuel filler flap in the Hyundai i30, a very simple operation that follows the typical procedure of most vehicles. First, unlock the locks using the designated button on the remote, then open the driver's door, locate the release lever on the left side of the seat, and operate it. Next, move to the fuel filler flap, open it completely, unscrew the cap, and refuel as needed. To close the flap, simply press it gently.

Watch the video!


by ScegliAuto

More videos