Wix 33121 Fuel Filter Replacement Compatible
with Detroit Diesel 8.2 Liter Engines (81-92) - Primary - (30 Micron)
Price as of 2026-07-06. Check Amazon for the current price.
Quick Decision
Price Intelligence
- Budget:$4–$18← You are here
- Mid-range:$18–$64
- Premium:$64+
Is This Right For You?
- •Budget-conscious shoppers — priced below 92% of filters
- •Those who want a top-rated option — in the top 1% of filters by rating
- •Wix loyalists — the brand spans 88 products in our database
- •You prefer well-established products — only 10 reviews, so the rating may still shift
- •Wix 33046 In-Line Fuel Filter Replacement Compatible — 47% cheaper at $6 (Score A+)
📊 Based on data analysis of 97 products in this category.
Mubboo Score: B
How we calculate the Mubboo Score
Quality (45%): customer rating, normalized to a 10-point scale
Popularity (35%): review volume vs the category leader, log-scaled
Value (20%): price position vs other filters
Computed from live Amazon rating, review count, and price across 97 filters available to US consumers · last refreshed 2026-07-06.
How It Compares
This Product Wix 33121 Fuel Filter Replacement Compatible | Most Popular Mopar Oil Filter | Best Rated K&N Premium Oil Filter: 20 | Best Value Wix 33046 In-Line Fuel Filter Replacement Compatible | |
|---|---|---|---|---|
| Price | $10.99 | $9.98 | $17.99 | $5.81 |
| Rating | 5.0/5 | 4.7/5 | 4.8/5 | 4.7/5 |
| Reviews | 10 | 1,891 | 1,878 | 788 |
| Mubboo Score | B | A+ | A | A+ |
What People Say
Synthesized from 40 reviews · 100% verified purchases.
Potential noise from intakes can be intrusive during towing or long drives; verify hardware completeness. For oil filters, use the wrench nut but avoid overtightening.
- Performance and sound enhancement
- Ease of installation
- Durable build quality
- Good value for money
- Excessive noise on sustained drives
- Confusing installation instructions or missing hardware
- Durability defects
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About Wix
- 88 products in our database
- Average rating: 4.7/5 across all products
- Price range: $4.04 – $65.99
- Categories: engines-and-engine-parts, filters, filters-automotive, fuel-system
If not the 33121 Fuel Filter Replacement Compatible, consider these
Bottom Line
Wix 33121 Fuel Filter Replacement Compatible earns Mubboo Score B. Priced at $11 — a budget-friendly option, below the category average of $54. Rated 5.0/5 from 10+ reviews. Strong buy if: budget-conscious shoppers, those who want a top-rated option. Skip if: you prefer well-established products — Mopar Oil Filter (Score A+, $10) may fit better.
Frequently Asked Questions
Is the Wix 33121 Fuel Filter Replacement Compatible worth buying in 2026?
It earns a Mubboo Score of B, with a 5.0/5 rating from 10 reviews — better than 100% of filters we track.
How much does the Wix 33121 Fuel Filter Replacement Compatible cost?
It is currently $10.99 — budget-tier pricing for filters.
How does the 33121 Fuel Filter Replacement Compatible compare to other filters?
The category's most-reviewed alternative is the Mopar Oil Filter (4.7/5, 1,891 reviews, $9.98). The 33121 Fuel Filter Replacement Compatible carries a Mubboo Score of B vs A+.
Sources & References
Products available through US retailers. Prices in USD. Sales tax varies by state and is not included.
Mubboo may earn a commission on purchases made through affiliate links. This does not affect our Mubboo Score, product rankings, or editorial judgments. Prices are accurate as of the last sync (2026-07-06) and may change.