RX - 2nd Gen (2004-2009) Discussion topics related to the 2004 -2009 RX330, RX350 and RX400H models

what do you call the plastic covering under the car?

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Old 11-19-07, 10:06 PM
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spider165
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Default what do you call the plastic covering under the car?

A month ago I was driving on the freeway, and I ran over a piece of tire on the road and cracked the plastic covering underneath my rx 330. Then yesterday I ran over a plastic bag and noticed that it didn't fly out the back of my car. It turns out that when I hit the plastic bag, it got caught and became a paracute which yanked out a bigger portion of the cover.

I want to get it replaced. does anybody know what that is called, and how much it would cost.
Old 11-19-07, 10:07 PM
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E-Z ES300
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underbody panels
Old 11-19-07, 10:09 PM
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E-Z ES300
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no idea on cost sorry buddy, very unfortunate, check out ebay which is unlikely but you can probally get it ordered from your nearest Lexus dealer
Old 11-19-07, 10:27 PM
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spider165
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Thank you E-Z ES 300
Old 11-20-07, 08:34 AM
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andreys
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Underbody paneling consists of several plasic parts, you might not need all of them

Go to your dealer and ask them for an exploded view of the underbody paneling. Once they give you a part number that you need, do a search on eBay or other sites and I'm 99.9% sure you'll be able to find it at a relatively decent price.
Old 11-20-07, 08:36 AM
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andreys
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.. on the side note, those plasic covers underneath do not add any functionality to your car whatsoever, they're purely cosmetic. My friend drives '07 Toyota Highlander (same engine as Lexus) which doesn't have any of those plastic covers. And, amazingly enought, the car drives just fine! =)

So, even if you won't fine those plastic covers, you'll be fine too
Old 11-20-07, 09:16 AM
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salimshah
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I would not be too quick to say they are for cosmetic only ...

IN my mind they serve two purposs:

Splash shield (that may be the correct name too)
Control the air flow.


To what degree they affect the drivability is up for debate, but having one is better than none and having it broken/hanging will grab items from the road.


Salim
Old 11-20-07, 09:24 AM
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andreys
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Originally Posted by salimshah
I would not be too quick to say they are for cosmetic only ...

IN my mind they serve two purposs:

Splash shield (that may be the correct name too)
Control the air flow.

To what degree they affect the drivability is up for debate, but having one is better than none and having it broken/hanging will grab items from the road.

Salim
You're absolutely right, they keep engine cleaner and maybe eliminate some road noise... but as far as functionality, the car can be pefectly driveable without them.

I do drive 4Runner though, and that car instead of "cheesy" plastic panels has real metal skid plates that protect the vehicle from sliding on the rocks and hitting engine, rack-n-pinion, transmission, etc... So that's why I mentioned that RX300's plastic underbody covering are mostly for cosmetic purposes, such as to keep the engine clean, reduce some wind noise, etc... but for functional purposes as on other cars.
Old 11-20-07, 12:02 PM
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Orzel
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Salim is right, these are more than cosmetic. The panels were designed to aid in airflow, which in turn, can affect your fuel mileage and efficiency. Seems to me that the panel you broke should be a "junk yard" item, and fairly easy to obtain.
Old 11-20-07, 12:11 PM
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tuan92129
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Not to mention the rx 330/350's high bumper, meaning more air surface area. While they don't provide structural protection, you definetley need them for aerodynamics, and keeping water out of the engine bay.
Old 11-20-07, 02:50 PM
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mandyfig
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I wanted to replace mine because they were cracked. But I finally found the price. They are $139+ on the big one and $50 on the smaller strip. So, I am keeping mine. Mine's just has a tear, but all intact. Try Lexus-parts.com.
Old 06-24-24, 10:10 AM
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CcClk
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Originally Posted by spider165
A month ago I was driving on the freeway, and I ran over a piece of tire on the road and cracked the plastic covering underneath my rx 330. Then yesterday I ran over a plastic bag and noticed that it didn't fly out the back of my car. It turns out that when I hit the plastic bag, it got caught and became a paracute which yanked out a bigger portion of the cover.

I want to get it replaced. does anybody know what that is called, and how much it would cost.
splash guard, prices vary check Amazon
Old 06-24-24, 11:00 AM
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Felix
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Wow, opened up a old thread........These splash sheilds do help w/ CD.......drag coefficient. as well as clean up the looks.
Old 06-24-24, 09:32 PM
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HobieMarty
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Pull-a-Part is great for stuff like this.
Old 06-26-24, 12:09 PM
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Felix
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Originally Posted by HobieMarty
Pull-a-Part is great for stuff like this.
Or E-bay & Amazon.........
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