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PACCAR · Filtration
K37-1012
In stock · ships from Knoxville
This is a fuel filter designed for heavy-duty trucks equipped with PACCAR MX-11 or MX-13 engines.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 11 applications
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All confirmed applications for this part number.
Kenworth
Peterbilt
Other applications
Kenworth
Peterbilt
Other applications
Fitment list verified against published Wheeler Fleet Solutions data. Additional model years and applications may exist; list is not exhaustive.
Part data verified against 4 catalog sources
Numbers this part supersedes or interchanges with. Showing 6 of 6.
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It removes dirt, rust, and water from diesel fuel before it reaches the engine, protecting injectors and fuel pumps from damage. Technicians typically replace this filter on a mileage or hours-based service interval to prevent fuel starvation or contamination-related drivability issues. The part is commonly used on Kenworth and Peterbilt chassis and is considered a direct OEM replacement.
Part Number: K37-1012
FUEL FILTER
Category: Filters
Unit: ea
Dealer: Post Onsite
Compatibility, alternatives, and more
