Skip to content
FlapenGet started

lead additive for gasoline

Skip it38/100

a small market ($47K/yr) — lead additive for gasoline doesn't clear our bar today.

Market/yr

$47K

Growth (1y)

+175.5%

Products

10

Brands

7

was 10 a year ago

Sellers

74

Price range

$8.21–$103.99

Returns

0.2%

Rating

4.7★

38/100

Skip it

Scored 38/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
2
×0.30
Growth
74
×0.30
Competition
19
×0.20
Quality gap
20
×0.10
Returns
98
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +175.5% year over year.
584292Spike '25Prime Day '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: May, Jun · busiest ÷ quietest = 2.7×

Competition

31%Niteo Products
  • Niteo Products31%
  • Gunk25%
  • Hapco19%
  • Red Line10%
  • 104+9%
  • Niteo Products LLC4%
  • Other (1 brands)2%

The top 5 products capture 77% of clicks — a locked-up shelf that new listings rarely crack. 7 brands and 74 sellers compete here.

Brands

7 falling

was 10 a year ago

Sellers

74

Top 5 brand share

95%

#ProductBrandPriceRatingReviewsClick shareTrend
1
Motor Medic M5012-12PK Lead Substitute - 12 oz. (Case of 12)Motor Medic M5012-12PK Lead Substitute - 12 oz. (Case of 12)
Niteo Products$47.234.6★47231%flat
2
Motor Medic by Gunk M5012 Lead Substitute - 12 oz. by GunkMotor Medic by Gunk M5012 Lead Substitute - 12 oz. by Gunk
Gunk$10.494.6★12220%rising
3
Red Line 60202 Lead Substitute - 12 OunceRed Line 60202 Lead Substitute - 12 Ounce
Red Line$15.464.6★21810%falling
4
104+ Performance Max Octane Boost and Lead Substitute (10410)104+ Performance Max Octane Boost and Lead Substitute (10410)
104+$12.114.6★1609%falling
5
Hapco Lead Substitute Fuel Additive | 1 Gallon | Made in USAHapco Lead Substitute Fuel Additive | 1 Gallon | Made in USA
Hapco$83.134.8★4947%rising
6
Hapco Lead Substitute Fuel Additive | 16 oz (Case of 12) | Made in USAHapco Lead Substitute Fuel Additive | 16 oz (Case of 12) | Made in USA
Hapco$103.994.8★4947%flat
7
Lead Substitute Cs-12Lead Substitute Cs-12
Gunk$8.214.7★1945%rising
8
Hapco Lead Substitute Fuel Additive | 32 oz | Made in USAHapco Lead Substitute Fuel Additive | 32 oz | Made in USA
Hapco$34.944.8★4945%rising
9
Niteo Products LLC Lead Substitute 12OZNiteo Products LLC Lead Substitute 12OZ
Niteo Products LLC$10.324.7★314%falling
10
STAR BRITE Star Tron Enzyme Fuel Treatment - Concentrated Formula 32 Fl. Oz. Treats up to 512 Gallons - Fuel Stabilizer & Treatment Gasoline Stabilizer Star Tron Marine Enzyme Fuel TreatmentSTAR BRITE Star Tron Enzyme Fuel Treatment - Concentrated Formula 32 Fl. Oz. Treats up to 512 Gallons - Fuel Stabilizer & Treatment Gasoline Stabilizer Star Tron Marine Enzyme Fuel Treatment
STAR BRITE$26.404.8★9,9052%flat

Product shelf

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Value For Money27%

“Decent deal”

Advertised Vs Actual Product18%

“Exactly As Described”

Efficiency15%

“Works well”

Quality-Overall12%

“Good product”

Size-Overall8%

“Good value for the size recommend”

Compression8%

“MY high compression 455 Olds loves this stuff used it for years includes lead sub for the valves”

Ease Of Use6%

“Gotta use it convenient big jub”

Fuel Efficiency3%

“Easy to add when fueling”

What buyers complain about

Leak-Proof38%

“Leaking bottles”

Water Resistance25%

“It doesnt mix with water whatsoever”

Carbon Footprint25%

“There is nothing in here to clean carbon”

Top return reasons

  • Leak-Proof32%
  • Value For Money26%
  • Certifications11%
  • Advertised Vs Actual Product11%
  • Compatibility-Overall11%
  • Size-Overall5%
  • Maintenance And Repair5%

Data scraped July 9, 2026 · Marketplace baseline: 4.4★ avg rating · $22.74 median price · 2.2% median returns across 13,649 tracked niches.