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54

intake manifold runner control valve

Worth a look

Shows a thin review moat (57 avg reviews), but a small market ($77K/yr) keeps it on the watch list.

Market size 19Growth 24Conversion 31Competition 90Returns 23Price range 40Avg price 88Brand share 87Review moat 97Quality gap 84

Review moat

Incredible57.46

avg incumbent reviews — the moat a new listing must climb

Competition

Great25%

top-5 click share — an open shelf

Avg price

Great$63.34

avg listing price — sweet spot $15–$100

Brand share

Great48%

top-5 brand share — no brand owns this niche

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Price range

Okay$5.40–$216.31

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

Conversion

Okay2.4%

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

Growth

Bad-2.7%

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

Returns

Bad6.5%

return rate — above 6% kills the launch gate

Market size

Bad$77K

$77K/yr · 50K searches

Competition

Clicks spread well past the top 5 (25% combined) — an open shelf where new products get seen.

Brands

43 falling

Sellers

104

Top-5 brand share

48%

Open market

49%

  • Dorman17%
  • A-Premium10%
  • DEVMO10%
  • NewYall6%
  • OSKYUO5%
  • Rimamoka4%

Product shelf

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%$6K1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)5 products missing review or click data not plotted

All 74 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -2.7% search growth over the last 90 days.
1K600Spike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.2×

Reviews

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

What buyers love

Size-Overall24%

“Fits perfectly”

Efficiency16%

“The car ran well”

Quality-Overall14%

“Build quality appears solid with a robust housing”

Value For Money12%

“Good value for the price”

Assembly/Installation8%

“Installation was straightforward”

Advertised Vs Actual Product7%

“Worked as advertised”

Functionality-Overall4%

“that did the job”

Ease Of Use3%

“Simple”

Durability3%

“The quality feels durable, and the combination of fit, performance, and value for money makes it a winner IMO”

Recycle/Reuse1%

“you can reuse the old one pretty easily”

What buyers complain about

Durability15%

“Broken both times”

Quality-Overall11%

“Build quality feels cheap”

Size-Overall11%

“Wrong size”

Compatibility-Overall7%

“That said, I would recommend verifying your exact model and engine beforehand, as the compatibility list is broad and could be confusing”

Functionality-Overall7%

“Not working”

Sensor5%

“Do not use the map sensor that is provided”

Value For Money5%

“May not be worth the cost”

Defective Material/Parts5%

“Part defective still sends code that its defective”

Motor Issues4%

“Do not even THINK about buying it for a 4.0L engine”

Assembly/Installation4%

“Install wasn't super easy as on a 2017 Sonat there was a lot of stuff to move out of the way”

Top return reasons

Size-Overall22%
Defective Material/Parts19%
Compatibility-Overall16%
Functionality-Overall13%
Advertised Vs Actual Product10%
Assembly/Installation4%
Value For Money3%
Product Condition2%
Maintenance And Repair2%
Motor Issues2%