Mazda Oil Filter - 1WPY14-302
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Review Analysis Results
Analysis Summary
The review set shows mixed authenticity signals. On the positive side, all reviews are verified purchases (V) and there's moderate variation in content length and specific details about product compatibility (Mazda models, turbo engines, manufacturing locations). However, concerning patterns include: 100% 5-star rating distribution which is statistically unusual, several extremely brief reviews that provide minimal value ('Good fit', 'Clean oil', 'Oil filter is filtering oil'), and one review mentioning price concerns while still giving 5 stars. The technical specificity in some reviews suggests genuine automotive knowledge, but the aggregate pattern of uniformly perfect ratings with limited substantive content raises moderate suspicion of review manipulation.
Review Statistics
Price Analysis
As an OEM Mazda oil filter, expect to pay a mid-range price for assured quality and fit. Compare prices from reputable auto parts stores and authorized dealers. Given the perfect 5-star rating from 69 reviews, this appears to be a reliable product, so focus on finding the best price from a trustworthy seller.
MSRP Assessment
Market Position
Buying Tips
Understanding This Analysis
What does Grade C mean?
This product has moderate review authenticity concerns. A notable portion of reviews show suspicious patterns. Consider reading reviews carefully before purchasing.
Adjusted Rating Explained
The adjusted rating (4.40 stars) represents what we estimate this product's rating would be if fake reviews were removed. This product's adjusted rating is lower than Amazon's displayed rating (5.00 stars), suggesting positive fake reviews may be inflating the score.
How We Detect Fake Reviews
Our AI analyzes multiple factors: language patterns (generic vs. specific), reviewer behavior (history, timing), temporal anomalies (review clusters), verification status, sentiment authenticity, and statistical outliers. No single factor determines a review is fake - we look at the combination of signals.
Important Limitations
No automated system is perfect. Sophisticated fake reviews can evade detection, and some genuine reviews may be incorrectly flagged. Use this analysis as one data point in your purchasing decision, not the only factor. Reading actual review content yourself is always valuable.
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