Mobil 1 oil filter commonly used on the Acura RSX is the M1-110A. Confirm fitment for your year and engine code before purchase.
The Acura RSX, produced from 2002 to 2006, uses a 2.0-liter K-series engine (K20A). The oil filter is designed to fit a standard cartridge interface used by many Honda/Acura inline-4 engines. Mobil 1’s official catalog lists M1-110A as compatible with several Honda/Acura 4-cylinders, including RSX variants, though regional listings and vehicle specifics can vary. Always verify with the Mobil 1 catalog or a trusted retailer using your RSX’s year, engine code, and VIN.
How to verify the correct Mobil 1 filter for your RSX
To ensure you purchase the right filter, use these steps to confirm compatibility with your RSX.
- Consult Mobil 1's official "Find a Filter" tool or catalog and enter your RSX's year, model, and engine code (K20A).
- Compare the filter dimensions and gasket type listed by Mobil 1 with your current filter or the OEM specification, and ensure the thread size matches.
- If you don't have online access, ask a dealership parts desk or trusted auto parts retailer to cross-check using your RSX VIN and engine code.
Following these steps helps confirm that M1-110A or its proper equivalent is the correct Mobil 1 filter for your RSX and avoids mismatches that can affect oil sealing and filtration.
Summary
In short, the Mobil 1 filter most commonly associated with the Acura RSX is the M1-110A. Always verify the exact fitment for your vehicle year and engine code through Mobil 1’s official tools or a knowledgeable parts professional to ensure you get the right filter for your RSX.
What oil does the Acura RSX use?
5W-20 oil is formulated for year- round protection of your Acura, to improve cold weather starting, and to help your engine use less fuel. If 5W-20 oil is not available, a 5W-30 oil may be used.
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