FITMENT
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2017-2019 Chevy Silverado GMC Sierra 2500 HD 3500 HD 6.6L Duramax Diesel.
OEM Cross-Reference
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Fuel Filter:TP1015, 22937279, 23456595, 23304096, 13539108, WF10451
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Air Filter:A3231C, A3257C, LAF3231, A41474, WA10695
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Cabin Air Filter: CP809,CF11809, CF188, 23281440, 22808781
DESCRIPTION
Product Overview
- This 3-filter service package delivers complete engine air filtration, fuel delivery, and interior air protection for 2017–2019 6.6L Duramax trucks. Combining a high-flow engine air panel, a high-efficiency fuel filter, and a multi-layer cabin air filter into a single set, this bundle streamlines routine maintenance across your vehicle's core operating pathways.
- Formulated for heavy-duty towing, daily commuting, and severe jobsites, the engine air filter ensures smooth turbo responsiveness, the advanced fuel element safeguards high-pressure common-rail injectors by trapping moisture and microscopic debris, and the cabin filter purifies interior airflow. It is the ideal maintenance package for truck owners who handle oil changes independently but want these three critical filtration points covered in one convenient order.
Key Features
- Micro-aperture engine air media minimizes intake restriction to support smooth turbocharger spool-up and consistent throttle response during heavy-duty towing.
- Advanced multi-layer fuel filtration media traps microscopic tank debris and moisture, ensuring stable fuel line pressure for high-pressure injection systems.
- Progressive activated carbon cabin media neutralizes musty A/C odors, highway exhaust fumes, and seasonal pollen to keep interior airflow fresh and clean.
- Industrial-grade elastomeric perimeter gaskets maintain a flexible, airtight seal under extreme underhood and cabin heat, preventing unmetered bypass.
Replacement Interval
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Plan engine air and fuel filter replacements every 15,000–20,000 miles (10,000–15,000 miles under severe duty), and swap the cabin air filter every 12,000–15,000 miles (or annually). Because these three filters align on similar service intervals, bundling them makes synchronized replacement practical for a quick, single-morning maintenance session.
FAQ
Q: How often should the diesel fuel filter be changed compared to the other filters?
A: The diesel fuel filter and engine air filter share a similar replacement interval of 15,000–20,000 miles (or 10,000–15,000 miles under severe conditions), making them easy to service together, while the cabin air filter is replaced every 12,000–15,000 miles or annually.
Q: Why choose this 3-filter combo over the full four-filter maintenance kit?
A: This combo makes sense if your oil change schedule operates on a different interval or brand preference, or if you recently serviced your engine oil and only need the engine air, cabin air, and fuel filters refreshed.
Q: How do these three filters’ service intervals interact with each other?
A: A fresh engine air filter improves combustion efficiency and reduces soot output, which helps maintain clean injector operating conditions. Replacing these components together ensures all of your truck's vital filtration pathways stay on the same reliable schedule.
Q: Are alternative factory air filter part numbers fully interchangeable with this kit?
A: Yes. Different factory part numbers used across this generation are dimensionally identical and fully interchangeable, dropping directly into your factory airbox without modification.
Q: Completing the service with the oil filter for a full four-filter package?
A: You can easily step up to our Full Maintenance Kit adds the PF2232 oil filter to create the complete 2017–2019 L5P filter package in one order.
