Oil Filters
Bosch Oil Filter Cross Reference: 3300, 3323 and 3330 Interchange
Bosch 3323, 3330 and 3300 crossed to WIX, FRAM and K&N, plus the footnote that puts Bosch's 99% on a different filter.
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Oil Filters
Amsoil Oil Filter Cross Reference: EaO and EaBP Numbers Explained
Every AMSOIL Ea oil filter crossed to WIX, what EA15K, EAO and EaBP mean, and where AMSOIL's own bypass and height specs disagree with WIX.
Oil Filters
Motorcraft Oil Filter Cross Reference (FL and FL-S Numbers Explained)
Every Motorcraft FL number maps to a Ford service number and a WIX equivalent. Here is the chart, what the S means, and the filters that share a thread but not a fit.
Oil Filters
Mann-Filter Cross Reference: Reading MANN and MANN+HUMMEL Part Numbers
MANN's letters name the filter type and the number after the slash names the filter. Two W 712 filters share a can and still won't swap, so cross MANN by OE number.
Oil Filters
NAPA Filter Cross Reference: Oil, Air, Cabin and Fuel Numbers Decoded
NAPA Gold numbers are WIX numbers with the first digit dropped, for oil, air, cabin and fuel filters. The number still crosses; who builds the filter has changed.
Filter Guides
Automotive Filters: Complete Beginner's Guide
Most car maintenance schedules list three filters, not four. Here is what each filter does, where it sits, how often to change it, and the extras diesel trucks carry.
Cabin Air Filters
Pollen Filter vs Cabin Filter: Are They the Same Thing?
Yes. A pollen filter and a cabin filter are the same component, sitting in the same housing, cleaning the air that reaches your dashboard vents. One part, two names. What has quietly changed is that in parts catalogues, "pollen filter" has stopped being a synonym and started being
Engine Air Filters
Baldwin Air Filter Cross Reference Guide
Baldwin air filters use PA for panel and primary elements and RS for radial seal elements, and the company publishes its own cross reference catalogues rather than leaving you to an aggregator. Its Number-Finder takes a competitor or OE number and returns the Baldwin equivalent, with a plain description of
Engine Air Filters
Engine Air Filter Cross Reference & Lookup Guide
An engine air filter cross reference matches a shape: the panel's length, width and depth, and the seal that presses against the airbox lid. It does not match filtration, because almost no brand publishes an efficiency figure for a passenger car air filter. Fitment is the easy half.
Cabin Air Filters
Supertech Cabin Air Filter Lookup by Vehicle
Super Tech cabin air filters carry four-digit Walmart numbers such as 7255, 7260, 7270 and 5535. They belong to no industry catalogue, cross reference to nothing published, and do not share digits with FRAM numbers the way Super Tech oil filters do. The only reliable lookup is by vehicle. The
Cabin Air Filters
Cabin Air Filter Lookup: Find the Right Filter for Your Car
Cabin air filters have no industry-wide numbering system. Every brand numbers its own, so a lookup starts with your vehicle rather than a part number, and the filter that fits is decided by three measurements and the shape of the tray behind your glove box. Oil filters thread onto a
Fuel Filters
Wix Fuel Filter Cross Reference Guide
WIX fuel filters live in the 33000 number block, and WIX is one of the few brands that publishes a micron rating for every one of them. That rating is nominal, not absolute, which is the detail that explains most of the confusion around fuel filter ratings, including the famous