EPAuto Spill Proof Radiator Coolant Filling Funnel Kit

EPAuto Spill Proof Radiator Coolant Filling Funnel Kit

ASIN: B01I40ZQWE
Analysis Date: Jan 28, 2026 (re-analyzed Jan 28, 2026)

As an Amazon Associate I earn from qualifying purchases.

Review Analysis Results

B
Authenticity Grade
12.00%
Fake Reviews
4.87
Original Rating
4.60
Adjusted Rating

Analysis Summary

The overwhelming majority of these reviews appear genuine, with only a small subset showing potential manipulation signals. Approximately 88% of the reviews demonstrate authentic characteristics including specific personal experiences, vehicle model details, and balanced feedback. The high proportion of verified purchases and detailed narratives strongly suggests this is a legitimate product receiving positive feedback from satisfied customers.

Numerous reviews contain strong authenticity markers. Review #2 describes initial skepticism and a specific use case (minivan), while review #4 offers balanced feedback with a 4-star rating and notes about adapter fitment issues. Review #14 provides detailed troubleshooting for a Nissan Frontier, including a specific solution using a different adapter. These reviews show personal investment, problem-solving, and realistic experiences that are difficult to fabricate consistently.

Only a few reviews raise minor concerns. Review #3 uses somewhat promotional language ('game-changer,' 'eliminates the mess and guesswork') but still includes specific vehicle information. Review #8 is extremely brief in Arabic with no details, and reviews #10-12 are very short with generic praise. These represent a small fraction of the total feedback and lack the personal context found in most reviews.

Overall, this appears to be a well-reviewed product with predominantly genuine customer feedback. The few potentially suspicious reviews are outweighed by numerous detailed, specific accounts from verified purchasers. The product seems to work well for most users, with some noting adapter fitment limitations that are typical for universal automotive tools.

Key patterns identified in the review analysis include: Specific vehicle models mentioned (Ram 1500 HEMI, Jeep Wrangler 4.0L, Nissan Frontier), Personal experiences with coolant changes and system burping, Notes about adapter fitment variations across vehicles.

Review Statistics

19,729
Total Reviews on Amazon
-0.27
Rating Difference

Price Analysis

This highly-rated automotive tool appears positioned in the mid-range market with strong consumer validation. Given the exceptional rating and review volume, it likely represents good value within the $15-$40 typical range for radiator funnels. Check current Amazon price against similar quality alternatives before purchasing.

MSRP Assessment

Estimated MSRP: Unknown
Source: Unable to determine
Amazon Price: Unable to compare

Market Position

Positioning: Mid-range
Alternatives Range: $15-$40
Value: With exceptional ratings (4.87/5 from 19,729 reviews), this product likely offers better quality and reliability than most budget alternatives in its category.

Buying Tips

Best Time to Buy: Best purchased during spring/fall when vehicle maintenance peaks and retailers may offer promotions.
Deal Indicators: Look for Amazon coupons, subscribe & save discounts, or bundled offers with other automotive maintenance tools.
Watch For: Watch for third-party sellers charging significantly above typical market range; verify seller reputation before purchasing.
Price analysis generated by AI based on product category and market research. Actual prices may vary. Last analyzed: Jan 28, 2026

Understanding This Analysis

What does Grade B mean?

This product has good review authenticity with minor concerns. While most reviews appear genuine, we detected some patterns that warrant mild caution.

Adjusted Rating Explained

The adjusted rating (4.60 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 (4.87 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.

Share This Analysis

Learn More About Fake Reviews

Analyze new product