4L9852 Engine Air Filter for Caterpillar Equipment

4L9852 is an engine air filter for Caterpillar equipment, including industrial engines, engine and generator kits, and ship equipment. It is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The filter is specified for use as the main air filter in the listed applications. The supplied part number is also written with a hyphen as 4L-9852.

Fitment

The filter is used with the following Caterpillar engine and generator kit applications:

• 3306BSR4

Compatible Caterpillar industrial engine models listed for this part:

• 3306
• 3304
• 3306B
• D320A
• D330C
• D333C
• G3304
• G3306
• G333C
• G343

Compatible Caterpillar ship equipment applications listed for this part:

• 3306
• C9
• D330A
• D330B
• D333A
• D333B
• D333C
• D334

Cross-reference numbers

The filter is identified by the following part number format:

• 4L-9852

Specifications