Air Fuel Ratio Gauge Kit
FailBuyers convert on only 1.1% of searches, so Air Fuel Ratio Gauge Kit is a Fail.
- Flapen Score
- 40 / 100Ranks 6,010 of 7,287 Automotive niches · −9 vs the category median of 4940
- Market size
- $107K/yr105K searches / yr
- 90-day growth
- +8.7%search demand this quarter
- Competition
- 67%top-5 click share · 12 brands · 77 sellers
Flapen Score
Air Fuel Ratio Gauge Kit against its category
The dotted line is the Automotive average. Past it, Air Fuel Ratio Gauge Kit is stronger. Inside it, weaker.
Market
The Air Fuel Ratio Gauge Kit market on Amazon at a glance
Shoppers on Amazon United States searched for Air Fuel Ratio Gauge Kit 105K times last year and spent an estimated $107K. The top 5 brands take 79% of clicks. Flapen scores it 40 out of 100, a Fail.
01 · Demand
An estimated 1.1% of those searches ended in a purchase.
Shoppers searched for this 105K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 1.1% of those searches ended in a purchase. Searches in the last 90 days moved +8.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated $107K a year.
- Searches, last 12 months
- 105K
- Growth, 90 days vs prior 90
- +8.7%
- Conversion, latest week
- 1.1%
- Market size, estimated
- $107Ka year
- Peak month
- April1.3× the quietest month
- Top search term
- afr gauge31K searches a year
02 · Price
A sale here is worth $95.19.
Listings sell for $95.19 on average, from $14.65 to $207.41. Amazon reports units sold in ranges. This niche sold 1K to 2K a year. The average listing sells 0 to 100 of them. At $95.19 that is $0 to $10K a year per listing.
- Average price
- $95.19inside the $15 to $100 sweet spot
- Price range
- $14.65–$207.41
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 1K–2K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$10K
- Returns
- 5.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
82% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 5.7% of listings are out of stock. The average listing ranks #38 within Lighting & Electrical. It carries 275 reviews at 4.18 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 82%
- Prime listings
- 100%
- Out of stock, average day
- 5.7%
- Average rank
- #38in Lighting & Electrical
- Average rating
- 4.18 starsAmazon United States average 4.42 stars
- Average reviews
- 275per listing
- Listings tracked
- 22
04 · Newcomers
1 of last year's 4 launches cleared the first-year sales bar.
4 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 53 months on average, so the names here are settling in.
- Launched, last 12 months
- 4
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 53 months
Products
Top Air Fuel Ratio Gauge Kit products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 11, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Wideband UEGO Air/Fuel Ratio Gauge 52mm (2-1/16) with 4.9 LSU Sensor Digital AFR Controller Gauge Wideband O2 Control Sensor kit | 0-5V Analog Output (10-20 AFR Range)
- Price
- $94.31
- Rating
- 4.0/5
- Reviews
- 324
- Age
- 4y ago

30-0300 Wideband UGEO Air Fuel Ratio Gauge 52mm(2-1/16) AFR/Lambda Controller Kit with LSU 4.9 Sensor
- Price
- $91.74
- Rating
- 4.3/5
- Reviews
- 127
- Age
- 2y ago

AEM 30-0300 X-Series Wideband UEGO AFR Sensor Controller Gauge
- Price
- $194.06
- Rating
- 4.6/5
- Reviews
- 2,167
- Age
- 10y ago

ARTILAURA 2-1/16 52mm Air/Fuel Ratio Gauge LED Digital Display with Narrowband O2 Oxygen Sensor Car Gauge for 12V Car
- Price
- $39.65
- Rating
- 4.2/5
- Reviews
- 67
- Age
- 4y ago

ZHSYMX Universal Digital Wideband Air/Fuel Ratio AFR Gauge - 2-1/16(52mm) - Wideband UEGO AFR O2 Oxygen Sensor Controller Gauge
- Price
- $82.25
- Rating
- 3.8/5
- Reviews
- 58
- Age
- 1y ago
Trending
estimated 90-day click momentum
30-0300 Wideband AFR Gauge Kit 52mm(2-1/16) Digital Air Fuel Ratio Monitor with LSU 4.9 UEGO Oxygen Sensor 0-5V & CANbus Data Logging Controller for 12V Gas E85 Diesel
- Price
- $102.98
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 2mo ago

SINCO TECH Car 52mm Digital AFR Gauge with Narrowband O2 Sensor Blue LED Automobile Meter (A/F Ratio Gauge)
- Price
- $41.72
- Rating
- 4.4/5
- Reviews
- 27
- Age
- 3y ago

30-0300 Wideband UGEO Air Fuel Ratio Gauge 52mm(2-1/16) AFR/Lambda Controller Kit with LSU 4.9 Sensor
- Price
- $91.74
- Rating
- 4.3/5
- Reviews
- 127
- Age
- 2y ago

JJCOCO Wideband Air/Fuel Ratio AFR Gauge Kit with LSU 4.9 O2 Sensor Digital AFR Controller Gauge Wideband UEGO 52mm (2-1/16) LED Display
- Price
- $84.63
- Rating
- 4.1/5
- Reviews
- 12
- Age
- 9mo ago

SINCO TECH 52mm Afr Gauge Car Meter Digital Display Pointer 7 Colors Backlight 12V Universal with Narrow Oxygen Kit (A/F Meter)
- Price
- $39.76
- Rating
- 3.0/5
- Reviews
- 4
- Age
- 3y ago
Newest
by launch date
30-0300 Wideband AFR Gauge Kit 52mm(2-1/16) Digital Air Fuel Ratio Monitor with LSU 4.9 UEGO Oxygen Sensor 0-5V & CANbus Data Logging Controller for 12V Gas E85 Diesel
- Price
- $102.98
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 2mo ago

JJCOCO Air/Fuel Ratio AFR Wideband Gauge Kit with LSU 4.9 O2 Oxygen Sensor Digital LED Display 12V AFR Controller Gauge Wideband UEGO 52mm (2-1/16)
- Price
- $83.54
- Rating
- 4.1/5
- Reviews
- 8
- Age
- 9mo ago

JJCOCO Wideband UEGO Air/Fuel Ratio AFR Gauge Kit 0-5V Analog Output with LSU 4.9 O2 Sensor Digital LED Display AFR/Lambda Controller Gauges 52mm (2-1/16)
- Price
- $110.21
- Rating
- 4.1/5
- Reviews
- 15
- Age
- 9mo ago

JJCOCO Wideband Air/Fuel Ratio AFR Gauge Kit with LSU 4.9 O2 Sensor Digital AFR Controller Gauge Wideband UEGO 52mm (2-1/16) LED Display
- Price
- $84.63
- Rating
- 4.1/5
- Reviews
- 12
- Age
- 9mo ago

A ABSOPRO Air/Fuel Ratio Gauge 2 52mm AFR Controller Gauge Colorful LED Digital Display Car Vehicle Automotive Universal Black Black Colorful
- Price
- $19.69
- Rating
- 5.0/5
- Reviews
- 6
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 67% of clicks. Leaders hold, but buyers still shop past them.
Brands
12 falling
Sellers
77
Est. top-5 brand share
79%
Top 20: 100%
Est. top-5 click share
67%
Top 20: 98%
Open market
14%
- FHRHRY19%
- AEM17%
- ZHSYMX17%
- Gledewen16%
- ARTILAURA11%
- GlowShift7%
- Open — no brand owns it (6 brands, 14%)
Demand
Air Fuel Ratio Gauge Kit search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top Air Fuel Ratio Gauge Kit search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- afr gauge31K/yr
- air fuel ratio gauge kit23K/yr
- afr gauge wideband kit18K/yr
- air fuel ratio gauge12K/yr
- afr gauge kit7K/yr
- wideband gauge6K/yr
- wideband air fuel gauge5K/yr
- wideband air fuel ratio gauge kit3K/yr
- air fuel ratio tuning1K/yr
Reviews and returns
What reviews say buyers love and hate about Air Fuel Ratio Gauge Kit
We read the reviews and the return reasons for every product selling here.
“sensor fails pretty fast”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
18 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Air Fuel Ratio Gauge Kit questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









