Lucas Oil 10003 Fuel Treatment
1 Quart
Price as of 2026-06-05. Check Amazon for the current price.
Quick Decision
Price Intelligence
Currently $9.89 — $2.20 below the 90-day average of $12.10.
All-time low: $2.10 on Thu Dec 16 (from 182 price checks).
- Budget:$3–$10
- Mid-range:$10–$26← You are here
- Premium:$26+
Is This Right For You?
- •Budget-conscious shoppers — priced below 74% of Fuel Additives
- •Those who want a top-rated option — in the top 1% of Fuel Additives by rating
- •Risk-averse buyers — 24,615+ reviews give a highly reliable picture
- •Lucas Oil loyalists — the brand spans 91 products in our database
- •Lucas Oil 10977 High Mileage Fuel Treatment — 41% cheaper at $6 (Score A)
📊 Based on data analysis of 53 products in this category.
Mubboo Score: A+
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 Fuel Additives
Computed from live Amazon rating, review count, and price across 53 Fuel Additives available to US consumers · last refreshed 2026-06-05.
How It Compares
This Product Lucas Oil 10003 Fuel Treatment | Most Popular STA-BIL Storage Fuel Stabilizer | Best Rated STAR BRITE Star Tron Enzyme Fuel Treatment Concentrate | Best Value Lucas Oil 10977 High Mileage Fuel Treatment | |
|---|---|---|---|---|
| Price | $9.89 | $10.61 | $19.19 | $5.79 |
| Rating | 4.8/5 | 4.8/5 | 4.8/5 | 4.7/5 |
| Reviews | 24,615 | 14,291 | 9,871 | 1,147 |
| Mubboo Score | A+ | A+ | A- | A |
Quick Specs
- Material
- Plastic
- Item Form
- Oil
- Unit Count
- 32.0 Fluid Ounces
- Item Weight
- 898 Grams
- Part Number
- 051-587
- Manufacturer
- Lucas Oil
- Model Number
- LUC10003
- Liquid Volume
- 1 Quarts
What People Say
Synthesized from 40 reviews · 100% verified purchases.
For maximum cleaning power, choose a product with high PEA content like Red Line SI-1 or Chevron Techron, but expect to use multiple treatments for severe deposits. For long-term storage, use a dedicated stabilizer such as STA-BIL or Star Tron to prevent gum and starting problems.
- Improved engine performance and smoothness
- Effective fuel system cleaning and deposit removal
- Ease of use
- Fuel economy improvement
- Long-term fuel stabilization for storage
- High price and recent price increases
- Packaging issues during shipping
Expert Picks in Fuel Additives
- Chevron Techron Concentrate Plus Complete Fuel System Cleaner — Best fuel injector cleaner overall
- Lucas Upper Cylinder Lubricant and Injector Cleaner — Best fuel injector cleaner for diesel engines
- Gumout Regane High Mileage Fuel System Cleaner — Best fuel injector cleaner for high-mileage cars, engines and vehicles
- Royal Purple Max Atomizer Fuel Injector Cleaner — Best fuel injector cleaner for direct-injection cars and engines
Category recommendations from independent expert publications. Source links in References.
Related Video Reviews
- 📹 The TRUTH About DIESEL ADDITIVES…Scam or Science? — Freedom Worx
- 📹 STOP Buying Diesel Fuel Additives - Here's Why! — The Motor Oil Geek
- 📹 Redline SI-1 vs Techron — Which One Is Actually Worth Your Money? | Fuel System Cleaner Finals — Chris from Beachside Auto Parts
Key Features
- ✦The world’s #1 fuel additive for both gasoline and diesel engines
- ✦A great tune-up in a bottle – treats gasoline, diesel fuel and increases MPG
- ✦Cleans and lubricates the fuel system, including fuel injectors, carburetor and combustion chamber
- ✦Improves fuel economy by burning excess exhaust emissions
- ✦Increases power and acceleration by improving fuel flow and reducing deposit buildup
Source: product listing on Amazon.
About Lucas Oil
- 91 products in our database
- Average rating: 4.7/5 across all products
- Price range: $4.99 – $198.56
- Categories: brake-fluids, Car Wax, cleaning-kits, fluids-and-maintenance, Fuel Additives, greases-and-lubricants
If not the 10003 Fuel Treatment, consider these
Featured in Our Reviews
Bottom Line
Lucas Oil 10003 Fuel Treatment earns Mubboo Score A+. At $10 it's $2 below the 90-day average and near its lowest tracked price — a good time to buy. Rated 4.8/5 from 24,615+ reviews. Strong buy if: budget-conscious shoppers, those who want a top-rated option.
Frequently Asked Questions
Is the Lucas Oil 10003 Fuel Treatment worth buying in 2026?
It earns a Mubboo Score of A+, with a 4.8/5 rating from 24,615 reviews — better than 100% of Fuel Additives we track.
How much does the Lucas Oil 10003 Fuel Treatment cost?
It is currently $9.89. The 90-day average is $12.10 and the all-time low we recorded is $2.10.
How does the 10003 Fuel Treatment compare to other Fuel Additives?
The category's most-reviewed alternative is the STA-BIL Storage Fuel Stabilizer (4.8/5, 14,291 reviews, $10.61). The 10003 Fuel Treatment carries a Mubboo Score of A+ 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 (2026-06-05) and may change.