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56

harley air cleaner

Worth a look

Shows a fragmented shelf (top 5 take 18% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 21Growth 55Conversion 11Competition 96Returns 25Price range 29Avg price 82Brand share 87Review moat 93Quality gap 78

Competition

Incredible18%

top-5 click share — an open shelf

Review moat

Great138.69

avg incumbent reviews — the moat a new listing must climb

Brand share

Great48%

top-5 brand share — no brand owns this niche

Avg price

Great$81.44

avg listing price — sweet spot $15–$100

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Growth

Good+28.0%

90-day search growth — must beat 0% to launch

Price range

Okay$6.19–$303.25

cheapest to priciest tracked listing — scored on the share inside $15–$100

Returns

Bad5.1%

return rate — above 5% kills the launch gate

Market size

Bad$82K

$82K/yr · 112K searches

Conversion

Bad0.9%

search→purchase rate — share of searches ending in a sale

According to Flapen's Amazon United States niche tracking, harley air cleaner is a $82K/yr Amazon United States market (112K searches/yr). The top 5 brands hold 48% of demand. Demand peaks in Apr–May. Verdict: Worth a look — 56/100.

Data updated Jul 9, 2026 · scored weekly · How we score niches

harley air cleaner market data

Units sold / yr
1K–1K
avg 0–100/product
Revenue / yr
$81K–$102K
units × avg price
Conversion rate
0.9%
Avg BSR
#1,568
Page quality
0%
Prime
95%
Sponsored
76%
Out of stock
3.3%
Avg brand age
47 months
Avg seller age
165 days

Competition & brand share

Clicks spread well past the top 5 (18% combined) — an open shelf where new products get seen.

Brands

58 rising

Sellers

132

Top-5 brand share

48%

Top 20: 79%

Top-5 click share

18%

Top 20: 43%

Open market

48%

  • K&N24%
  • TOPRAMETAL12%
  • NewYall5%
  • Americruise4%
  • SOLLON4%
  • TIKGETUP4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +28.0% search growth over the last 90 days.
3K2KSpike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Apr, May · busiest ÷ quietest = 2.3×

Top harley air cleaner search terms

  • harley air cleaner29K/yr
  • harley air filter21K/yr
  • harley davidson air filter18K/yr
  • harley davidson air cleaner10K/yr
  • sportster air cleaner10K/yr
  • harley 103 air cleaner6K/yr
  • harley screamin eagle air cleaner5K/yr
  • sportster air filter6K/yr
  • k&n air filter for harley davidson5K/yr
  • road glide air cleaner5K/yr
All search terms

Top harley air cleaner products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%2%$2K4%$3K6%$5K8%$7K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about harley air cleaner

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

What buyers love

Size-Overall27%

“Fits as advertised”

Quality-Overall14%

“The build quality is great”

Assembly/Installation12%

“very easy to assemble”

Value For Money11%

“Well worth the price”

Filtration7%

“Great air filter”

Efficiency4%

“It's a nice upgrade to the big blob of an air cleaner from the factory”

Advertised Vs Actual Product4%

“Just what is advertised”

Design-Overall3%

“Looks and works great”

Ease Of Cleaning2%

“easy to clean”

Durability2%

“Seems durable and like a decent quality item”

What buyers complain about

Size-Overall18%

“Didn't fit”

Filtration10%

“Wrong filter”

Quality-Overall10%

“Poor quality”

Compatibility-Overall9%

“does not fit 07 electra glide. touring”

Mounting5%

“the bolts were the wrong length”

Instructions/User Manual/Troubleshooting5%

“WARNING TLDR; 4/5 stars, the docked star is for lack of instructions, cheap breather bolts. theyre fine, just lower quality., and the oil guides have super tight tolerances”

Durability3%

“the problem is that they break when you are torquing them down”

Assembly/Installation3%

“You definitely need some time putting it together”

Advertised Vs Actual Product3%

“The description is poor”

Noise Level3%

“loud intake noise”

Top return reasons

Size-Overall52%
Compatibility-Overall16%
Filtration9%
Defective Material/Parts5%
Mounting4%
Advertised Vs Actual Product3%
Functionality-Overall1%
Connectivity-Overall1%
Assembly/Installation1%
Color1%

Common questions

Is harley air cleaner profitable to sell on Amazon United States?
The niche generates $82K/yr across 131 tracked products. 1 of 11 products launched in the last 360 days are still selling. 90-day search growth is +28.0%. Flapen's verdict: Worth a look (56/100).
How competitive is the harley air cleaner niche?
58 brands and 132 sellers compete. The top 5 products take 18% of clicks and top 5 brands hold 48% of demand.
What do buyers complain about in harley air cleaner?
Top complaints mined from reviews: Size-Overall, Filtration, Quality-Overall. The return rate is 5.1% — above our launch gate.
When does demand for harley air cleaner peak?
Demand peaks in Apr–May; the busiest month runs 2.3× the quietest.
What does it cost to enter the harley air cleaner niche?
Listings span $6.19–$303.25; the average listing price is $81.44 (sweet spot $15–$100). The average incumbent carries 139 reviews — the moat a new listing must climb.