We are fortunate to have cars that are pre-loaded with a number of options, one of the most preferred of which is the audio function in our Lexus IS. If it’s enjoying the radio, listening to your favorite musician, or connecting your mobile and playing your playlist, the majority of users use this feature in their cars. However, it is possible that the sound system of your Lexus IS is broken, you may get a crackling sensation and want to replace the speakers in your Lexus IS . In reality, when you detect a vibration from its speakers, or when the overall sound quality is poor, it becomes annoying to use its head unit. In this tutorial we will present you accurately ways to replace the speakers of your Lexus IS, step by step. To do this, we will first help you repair your speakers if that’s the action you want to take, then select the best speakers for your car, and at last, almost certainly what brings you on this website, how to replace the speakers of your Lexus IS.



Let’s begin our tutorial on changing speakers on Lexus IS with the speaker fix step . It is important to know that this is not an effortless process and if you do it, it needs to be conducted on quality speakers, because the cost and time invested to do it might not be worth changing it with a correct speaker. Nevertheless, if you have chosen to do it because your loudspeaker sizzles and your sound is of poor quality, the just treatment we can accompany you on is the replace of the pieces that we call the suspension and the membrane of your speakers, it is the black edge, in most cases made of polyurethane that will give the opportunity to the membrane of the speakers of your Lexus IS to move and generate sound. In the case that one of its two elements is cracked or decomposes, you will be able to act on it. Last but not least, just before you begin repairing your speaker, gently and repeatedly push the membrane towards the bottom of the speaker and if you recognize a rubbing noise, it denotes that your speaker is damaged and needs to be changed. Instead, carry on to the following sections of this tutorial.
If it doesn’t produce any particular noise, you can begin repairing the speaker of your Lexus IS, here are the most important steps:

  • Measure the diameter and the thickness of the suspension/membrane assembly, order it on the internet and don ‘t forget the glue (1 tube for 2 loudspeakers).
  • Keep the diaphragm pressed down at the bottom of the speaker for the duration of the process, with a can for example.
  • Using a cutter, cautiously uncouple the suspension from the speaker frame, you will have to be patient and delicate to do this step, don’t forget to remove all the remnants of the suspension that might be attached to the frame.
  • Go through the installation instructions delivered with your new suspension membrane assembly to complete repairing the speakers of your Lexus IS.


Now is the time to select the speakers for your Lexus IS. Keep in mind that a high-performance audio system is connected to an uncertain balance. So if you are planning to replace one or more of your car’s speakers, you need to produce this choice in a methodical way to keep the sound quality. We’ll give you the different parameters and things you need to think about when picking the speakers you want to replace on your Lexus IS:

  • Deciding which speakers to replace (in some cases just a block in the lower part of the door, while on some finishes you will have midrange speakers that handle bass constantly in the lower section of the door and tweeter speakers that handle treble in the upper part of the door).
  • Take out the cover or door panel to do this and measure the diameter of the speakers to be changed, there are 3 standard sizes, 100, 130 and 165mm.
  • The more speakers you pick a model that fits the size and mounting of your Lexus IS, the more you choose a speaker model that is pre-loaded with a high number of channels, the more correct the sound of your motor vehicle will be. Make sure to check that the depth of your speaker is suitable with the depth of your door.
  • Make certain that the power in watts and Ohms is appropriate for your set up.


Finally, here we are at the last step of our tutorial on changing speakers on Lexus IS . We will now see the different steps you need to take to install the new speakers on your motor vehicle:

  • Disconnect your battery to avoid any electrical hazard…
  • Take out the cover of the speaker to be changed or the door trim of your xxx if required (be careful not to break the trim fasteners, which are usually vulnerable).
  • Take out the speaker to be changed by removing the screws holding it, be mindful with the length of wire at the rear of it, disconnect the connectors before removing it totally (don’t forget to keep the screws in the event you want to put the old speaker back together).
  • Connect the new speaker to your Lexus IS and try it out with your radio before fixing it, so you don’t have to waste time if a hassle comes up.
  • Install the new speakers and refit the cover or door trim.
  • Duplicate the process for the number of medium, tweeter you want to replace on your Lexus IS.

A little advice, remember to tighten the fixing screws when you replace the speakers because they produce quite a lot of vibrations and they may loosen as you go along. That’s it, you’ve just found out how to replace a speaker on Lexus IS, now all you have to do is appreciate your favorite songs with this brand new audio system. In case you’re seeking to finish upgrading your sound system, we suggest that you replace the motor vehicle radio in your Lexus IS, as it will define the overall sound quality of your speakers, so be sure to check out our content on this subject.

To get more tips on the Lexus IS, take a look at the Lexus IS category.