O2 Sensor Bung
FailThe products selling today already average 4.7★, so O2 Sensor Bung is a Fail.
- Flapen Score
- 48 / 100Ranks 3,828 of 7,287 Automotive niches · −1 vs the category median of 4948
- Market size
- $112K/yr89K searches / yr
- 90-day growth
- -1.0%search demand this quarter
- Competition
- 58%top-5 click share · 18 brands · 20 sellers
Flapen Score
O2 Sensor Bung against its category
The dotted line is the Automotive average. Past it, O2 Sensor Bung is stronger. Inside it, weaker.
Market
The O2 Sensor Bung market on Amazon at a glance
Shoppers on Amazon United States searched for O2 Sensor Bung 89K times last year and spent an estimated $112K. The top 5 brands take 73% of clicks. Flapen scores it 48 out of 100, a Fail.
01 · Demand
An estimated 9.3% of those searches ended in a purchase.
Shoppers searched for this 89K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 9.3% of those searches ended in a purchase. Searches in the last 90 days moved -1.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated $112K a year.
- Searches, last 12 months
- 89K
- Growth, 90 days vs prior 90
- -1.0%
- Conversion, latest week
- 9.3%
- Market size, estimated
- $112Ka year
- Peak month
- May1.4× the quietest month
- Top search term
- o2 sensor bung48K searches a year
02 · Price
A sale here is worth $13.46.
Listings sell for $13.46 on average, from $6.52 to $24.10. Amazon reports units sold in ranges. This niche sold 8K to 10K a year. The average listing sells 250 to 500 of them. At $13.46 that is $3K to $7K a year per listing.
- Average price
- $13.46under the $15 to $100 sweet spot
- Price range
- $6.52–$24.10
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 8K–10K
- Units per listing a year
- 250–500
- Revenue per listing a year
- $3K–$7K
- Returns
- 1.7%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
71% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 2.4% of listings are out of stock. The average listing ranks #404 within Belts, Hoses & Pulleys. It carries 173 reviews at 4.70 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 71%
- Prime listings
- 100%
- Out of stock, average day
- 2.4%
- Average rank
- #404in Belts, Hoses & Pulleys
- Average rating
- 4.70 starsAmazon United States average 4.42 stars
- Average reviews
- 173per listing
- Listings tracked
- 24
04 · Newcomers
1 of last year's 5 launches cleared the first-year sales bar.
5 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 40 months on average, so the names here are settling in.
- Launched, last 12 months
- 5
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 40 months
Products
Top O2 Sensor Bung 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 9, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
4 Pcs O2 Sensor Bung 304 Stainless Steel M18x1.5 O2 Bung Weld in Oxygen Sensor Bung Stepped Style
- Price
- $12.90
- Rating
- 4.9/5
- Reviews
- 111
- Age
- 1y ago

Ledaut M18X1.5 Bung and Plug Notched Style (2 Bungs/ 2 Plugs) Notched Style Fitting Bungs M18X1.5
- Price
- $13.09
- Rating
- 4.7/5
- Reviews
- 1,382
- Age
- 9y ago

joytrace M18x1.5 Oxygen Sensor Weld Bungs & Plugs Kit (2 Bungs/2 Plugs) - Stainless Steel Welding Adapters
- Price
- $10.08
- Rating
- 4.8/5
- Reviews
- 47
- Age
- 1y ago

Wevdn M181.5 Stepped Mounting Bung and Plug 304 Stainless Steel Notched Style Mounting Bung & Plug O2 Oxygen Sensor Mounting Exhaust Weld in Bung Plug Car Accessories
- Price
- $6.98
- Rating
- 4.6/5
- Reviews
- 103
- Age
- 1y ago

O2 Oxygen Sensor Bung and Plug 304 Stainless Steel M18-1.5 Oxygen Sensor Bung Stepped Style with Plug Suppied by Hohnnyreet (2 Silver M18 X 1.5)
- Price
- $12.41
- Rating
- 4.7/5
- Reviews
- 182
- Age
- 1y ago
Trending
estimated 90-day click momentum
Wevdn 2 PCS M181.5 Stepped Mounting Bung and Plug 304 Stainless Steel Notched Style Mounting Bung & Plug O2 Oxygen Sensor Mounting Exhaust Weld in Bung Plug Car Accessories
- Price
- $9.55
- Rating
- 4.6/5
- Reviews
- 103
- Age
- 1y ago

O2 Sensor Bung Weld in with Plug 2 Set O2 Bung 304 Stainless Steel M18-1.5 Oxygen Sensor Bungs Plugs with Copper O-Ring for Automotive Bike Motocycle
- Price
- $14.09
- Rating
- 4.8/5
- Reviews
- 54
- Age
- 11mo ago

Oxygen Sensor Bung and Plug Kit 304 Stainless Steel Weld-On Bung with Carbon Steel Screw Plug M18 x 1.5 Thread for Exhaust Fabrication(2 Pack)
- Price
- $8.94
- Rating
- 4.8/5
- Reviews
- 20
- Age
- 1y ago

joytrace M18x1.5 Oxygen Sensor Weld Bungs & Plugs Kit (2 Bungs/2 Plugs) - Stainless Steel Welding Adapters
- Price
- $10.08
- Rating
- 4.8/5
- Reviews
- 47
- Age
- 1y ago

Ucreative O2 Sensor Bung 304 Stainless Steel M18 x 1.5 Weld in Oxygen Sensor Bung (4PCS)
- Price
- $8.84
- Rating
- 4.9/5
- Reviews
- 13
- Age
- 9mo ago
Newest
by launch date
Ucreative O2 Sensor Bung 304 Stainless Steel M18 x 1.5 Weld in Oxygen Sensor Bung (4PCS)
- Price
- $8.84
- Rating
- 4.9/5
- Reviews
- 13
- Age
- 9mo ago

Ywdiml 4PCS M181.5 Car Stepped Mounting Bung and Plug 304 Stainless Steel Vehicle Oxygen Sensor Bung Automotive Sensor Notched Nut Weld Plugs Accessories Universal for SUV Sedan Truck
- Price
- $6.52
- Rating
- 4.9/5
- Reviews
- 12
- Age
- 9mo ago

4PCS M18x1.5 Car Sensor Bung 304 Stainless Steel Automotive Sensor Bung with Stepped Design for Automotive Exhaust Pipes Welded Car Sensors Bungs Vehicle Accessories
- Price
- $7.71
- Rating
- 4.7/5
- Reviews
- 8
- Age
- 10mo ago

O2 Oxygen Sensor Bung and Plug with Copper Gasket 304 Stainless Steel (2Pack 1.5)
- Price
- $10.39
- Rating
- 3.9/5
- Reviews
- 20
- Age
- 11mo ago

O2 Sensor Bung Weld in with Plug 2 Set O2 Bung 304 Stainless Steel M18-1.5 Oxygen Sensor Bungs Plugs with Copper O-Ring for Automotive Bike Motocycle
- Price
- $14.09
- Rating
- 4.8/5
- Reviews
- 54
- Age
- 11mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 58% of clicks. Leaders hold, but buyers still shop past them.
Brands
18 rising
Sellers
20
Est. top-5 brand share
73%
Top 20: 100%
Est. top-5 click share
58%
Top 20: 98%
Open market
22%
- HOHNNYREET30%
- LEDAUT16%
- Wevdn11%
- joytrace10%
- AMAAM7%
- JGR4%
Demand
O2 Sensor Bung search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.4×
Search terms
Top O2 Sensor Bung search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- o2 sensor bung48K/yr
- 02 sensor bung17K/yr
- o2 bung8K/yr
- oxygen sensor bung7K/yr
- 02 bung3K/yr
- weld in o2 sensor bung3K/yr
- o2 bung weld in3K/yr
Reviews and returns
What reviews say buyers love and hate about O2 Sensor Bung
We read the reviews and the return reasons for every product selling here.
“Does not come as package shown”
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.
16 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 O2 Sensor Bung 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









