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Prices may varyThis product ranks #17 of 27 in Oil Filter.Three above it ↓
Last reviewed June 17, 2026
TL;DR No published test data of any kind backs the 99% efficiency claim; no SAE J1858, no ISO 16889, no proprietary method named. BITOG cut-open reviews confirm a functional silicone ADBV on US-made units; current Mexico-made production has documented ADBV installation inconsistencies in a subset of cut-opens.
The Bosch 3323 is a spin-on oil filter using FILTECH cellulose-synthetic blended media rated to a standard 5,000-7,500 mile service interval. No SAE J1858 or ISO 16889 multi-pass filtration test data has been published, and no test method of any kind is cited for the 99% efficiency claim. BITOG forum cut-open threads confirm a multi-segment silicone ADBV and bypass valve spring; US-made units earned positive construction ratings, while more recent Mexico-made units have reports of ADBV installation inconsistencies in a subset of cut-opens. Strongest asset is fitment range: a broad, dual-source-verified application list covering 84 confirmed vehicles across Honda, Acura, and specific Nissan and Infiniti engines, with no thread-mismatch reports from owners.
Right pick for Honda and Acura owners doing standard 5,000-7,500 mile oil changes with conventional or semi-synthetic oil who want an established OEM-replacement filter with confirmed silicone ADBV construction and a verified fitment list at a competitive price. Skip if you run full-synthetic oil on an extended drain program or require independently tested filtration efficiency; a full-synthetic extended-drain filter with published SAE J1858 test data is the better fit for that use case.
Steel canister with cellulose-synthetic filter media; no chemical exposure pathway from the filter itself. The Proposition 65 warning applies to trace compounds in the rubber gasket and ADBV valve material, standard for rubber-component automotive parts. Every spent oil filter contains residual motor oil, a hazardous waste in most US jurisdictions; drained filters are accepted for recycling at most automotive parts stores.
The 3323 fits a wide range of Acura and Honda models, plus specific Nissan and Infiniti V6/V8 engines, including the Honda Accord, Honda Civic, Honda CR-V, Honda Pilot, Acura MDX, Acura TL, Nissan Frontier, Nissan Armada, Nissan Titan, and Infiniti QX56/QX80. Engine matters: many Nissan and Infiniti V6 models take a different, larger filter, so always verify fitment using your specific year, model, and engine code before buying.
The 3323 carries a standard OEM-equivalent service interval rating of 5,000-7,500 miles; it is not marketed or rated for extended drain intervals of 10,000-15,000 miles. For extended-drain full-synthetic programs, a filter explicitly rated and confirmed for extended service is more appropriate.
FILTECH is Bosch's brand name for its proprietary filter media, described as a cellulose-synthetic blend with a larger filtering area compared to conventional cellulose-only filters. Bosch claims 99% efficiency, but no independent SAE J1858 multi-pass test data with a beta ratio at a named micron threshold has been published to verify that claim.
Yes, the 3323 features a silicone anti-drain-back valve (ADBV), which prevents oil from draining back into the sump when the engine is off, reducing dry-start wear on cold starts. Community BITOG cut-open reviews confirm the silicone ADBV is present. Some forum cut-opens of Mexico-made units reported inconsistent ADBV installation, though widespread dry-start failures from this issue have not been extensively documented in the owner reviews corpus.
California Proposition 65 requires a warning when a product contains a substance listed by California as a potential carcinogen or reproductive toxicant. The 3323 carries the warning consistent with many rubber-compound automotive parts; gasket and ADBV valve materials may contain trace amounts of chemicals on California's Prop 65 list. This is a materials warning, not a chemical hazard associated with using the filter.
Marketing copy from Bosch, via Amazon. Not editorial.
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