91 318is looking for name of part

[Ralf.93LE]

Went about changing motor mounts from the brand new Garagistic (street) polyurethane to the silicone factory looking rubber mounts. No more vibrations or buzzing.
that said, while changing the mounts I notice my long brake ducts that lead to a valance, plastic, under the car, was gone…at least what looks like the center piece and passenger side.
this is held on by studs on the frame mounted with 8mm nuts.
To be clear, the air ducts underneath that go into this plastic valance and the valance is missing. (I’m calling it valance but it may be called something else)

[Ralf.93LE]

What is that air dam or valance called? Not the front spoiler under the bumper…

[ghrays]

What is that air dam or valance called? Not the front spoiler under the bumper…

you may be referring to this:
51711965899

Engine compartment screening

[Ralf.93LE]

Yes, I think that is the proper verbiage. Thank you!! Mine looks a bit different since I think mine is three parts. I have the holes for brake ducts on the sides, so it might be a three part unit. I'm not sure if this is the proper piece. It looks like this piece has the sides where my side pieces holding the brake ducts would be attached. I need to see a view of the complete undertray to see how this all works.

[reelizmpro]

It's often referred to as engine splash guard or belly pan.

[Ralf.93LE]

Yes, thank you. I don't know why I couldn't fasten on the name for this thing! Now the issue is finding the correct one! This 91 318is has some different parts attached to it from the normal E30...

[ghrays]

Yes, thank you. I don't know why I couldn't fasten on the name for this thing! Now the issue is finding the correct one! This 91 318is has some different parts attached to it from the normal E30...

the engine belly pan is one piece, I believe for all post 9/87 E30s. There are other pieces of the brake cooling duct system, which extends from the front valance to each wheel well. 51711962767 (left) and 51711962768 (right) both attach to the sides of the belly pan, and each air duct (51711979139 and 51711979140) attaches to them.

[TobyB]

www.realoem.com and enter the last 7 of your vin...

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[Ralf.93LE]

Thank you, finally found it under body trim parts, and found the air duct pieces. But I have not found a part number for the belly pan in the center. I think I've seen it on another diagram but the only thing it said was "15" and no part number. BTW, thank you for all the help!
Duh, actually found it based on the number given above. The part doesn't look the same in the picture given, but I think the part number is correct at least on the schematic.