How to remove the air filter box assembly for diesel engines on 1991 Audi 100?

To take out the air cleaner assembly, lose the connection between the plastic air duct and unscrew the clip on the air inlet hose. Unscrew the upper cover of the air cleaner body separating the wiring. Take out the air cleaner filter and screw out the mounting bolt. To refit use the reverse.

Genuine 1991 Audi 100 Air Filter Box

Air Filter Housing

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2 Air Filter Boxs found

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1991 Audi 100 Air Cleaner Assembly Part Number: 034-133-837-AP
$121.75 MSRP: $170.52
You Save: $48.77 (29%)
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Product Specifications
- Other Name: Air Cleaner; Inlet Assembly
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 034-133-837-AP
- Warranty: This genuine part is guaranteed by Audi's factory warranty.
Fits the following 1991 Audi 100 Submodels:
- Base, E | 5 Cyl 2.3 L GAS
View related parts
1991 Audi 100 Air Cleaner Assembly Part Number: 034-133-837-AR
$153.77 MSRP: $215.37
You Save: $61.60 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Air Cleaner; Inlet Assembly
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 034-133-837-AR
- Warranty: This genuine part is guaranteed by Audi's factory warranty.
Fits the following 1991 Audi 100 Submodels:
- Base, E | 5 Cyl 2.3 L GAS

1991 Audi 100 Air Filter Box Parts and Q&A

Q: How to remove the air filter box assembly for diesel engines on 1991 Audi 100?
A: To take out the air cleaner assembly, lose the connection between the plastic air duct and unscrew the clip on the air inlet hose. Unscrew the upper cover of the air cleaner body separating the wiring. Take out the air cleaner filter and screw out the mounting bolt. To refit use the reverse.