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Spark Plug Wire

Maybe

Products sell for $37.09 on average, inside the sweet spot. But demand is soft, at -5.8% this quarter, so Spark Plug Wire is a Maybe.

Flapen Score
58
58 / 100
Top 14% of 7,287 Automotive niches · +9 vs the category median of 49
Market size
$1.3M/yr1.3M searches / yr
90-day growth
-5.8%search demand this quarter
Competition
37%top-5 click share · 22 brands · 150 sellers

Flapen Score

Spark Plug Wire against its category

The dotted line is the Automotive average. Past it, Spark Plug Wire is stronger. Inside it, weaker.

58Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Spark Plug Wire market on Amazon at a glance

Shoppers on Amazon United States searched for Spark Plug Wire 1.3M times last year and spent an estimated $1.3M. The top 5 brands take 71% of clicks. Demand peaks in Apr–May–Jun. Flapen scores it 58 out of 100, a Maybe.

01 · Demand

An estimated 2.6% of those searches ended in a purchase.

Shoppers searched for this 1.3M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 2.6% of those searches ended in a purchase. Searches in the last 90 days moved -5.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $1.3M a year.

Searches, last 12 months
1.3M
Growth, 90 days vs prior 90
-5.8%
Conversion, latest week
2.6%
Market size, estimated
$1.3Ma year
Peak month
May2.5× the quietest month
Top search term
spark plug wires679K searches a year

02 · Price

A sale here is worth $37.09.

Listings sell for $37.09 on average, from $13.79 to $94.14. Amazon reports units sold in ranges. This niche sold 30K to 40K a year. The average listing sells 750 to 1,000 of them. At $37.09 that is $28K to $37K a year per listing.

Average price
$37.09inside the $15 to $100 sweet spot
Price range
$13.79–$94.14
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
30K–40K
Units per listing a year
750–1,000
Revenue per listing a year
$28K–$37K
Returns
3.3%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is low.

69% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.2% of listings are out of stock. The average listing ranks #136 within Ignition Parts. It carries 785 reviews at 4.51 stars, so a new listing needs social proof before a better product.

Sponsored listings
69%
Prime listings
100%
Out of stock, average day
0.2%
Average rank
#136in Ignition Parts
Average rating
4.51 starsAmazon United States average 4.42 stars
Average reviews
785per listing
Listings tracked
52

04 · Newcomers

0 of last year's 2 launches cleared the first-year sales bar.

2 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 48 months on average, so the names here are settling in.

Launched, last 12 months
2
Successful launches
0Amazon's first-year sales bar
Average brand age
48 months

Products

Top Spark Plug Wire products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take only 37% of clicks. An open shelf where new products get seen.

Brands

22 rising

Sellers

150

Top-5 brand share

71%

Top 20: 99%

Top-5 click share

37%

Top 20: 71%

Open market

26%

  • Brand 125%
  • Brand 222%
  • Brand 311%
  • Brand 47%
  • Brand 55%
  • Brand 64%

Demand

Spark Plug Wire search demand

Weekly searches over the year, seasonality beneath. Pick a range.

25K15KSpike '26SepDecMarJunAugNovMarMay

Peak months: Apr, May, Jun · busiest ÷ quietest = 2.5×

Search terms

Top Spark Plug Wire search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • spark plug wires679K/yr
  • spark plugs and wires152K/yr
  • spark plug wire60K/yr
  • plug wires60K/yr
  • spark plugs and wires set54K/yr
  • spark plugs wires39K/yr
  • automotive replacement spark plug wire sets28K/yr
  • spark plug wire set36K/yr
  • spark plug wires set of 834K/yr
  • plugs and wires32K/yr

Reviews and returns

What reviews say buyers love and hate about Spark Plug Wire

We read the reviews and the return reasons for every product selling here.

27%of positive reviews mention “Quality-Overall”
19%of negative reviews mention “Quality-Overall”
3.3%of orders come back
“Poor quality control”
A buyer, on “Quality-Overall”19% of negative reviews mention the same topic

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.

17 topics

NegativePositive

FAQ

Common Spark Plug Wire questions

Answered from the same tracked data.