---
title: "Transmission Flush Machine — $200K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/transmission-flush-machine"
last_updated: "2026-08-06T22:09:20.348Z"
locale: en
meta:
description: "Niche score 32/100 · $200K/yr market · 37K searches/yr · $499.32 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 32/100 · $200K/yr market · 37K searches/yr · $499.32 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Transmission Flush Machine — $200K/yr Amazon US Niche (2026) - Flapen"
---
# **transmission flush machine**
**Skip it**
Pricing outside the sweet spot ($499.32 avg) — this niche doesn't clear our bar today.
Market size 39Growth 17Conversion 14Competition 29Returns 59Price range 4Avg price 0Brand share 45Review moat 94Quality gap 28
**Review moat**
**Great****127.65**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Good****2.6%**
return rate — above 5% kills the launch gate
**Brand share**
**Okay****78%**
top-5 brand share — brands hold most of the demand
**Market size**
**Okay****$200K**
$200K/yr · 37K searches
**Competition**
**Okay****68%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-16.5%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****1.1%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Bad****$11.29–$1937.47**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Bad****$499.32**
avg listing price — sweet spot $15–$100
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, transmission flush machine is a $200K/yr Amazon United States market (37K searches/yr). The top 5 brands hold 78% of demand. Verdict: Skip it — 32/100.
Data updated Jul 9, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **transmission flush machine market data**
- **Units sold / yr**
- **250–500**
- avg 0–100/product
- **Revenue / yr**
- **$125K–$250K**
- units × avg price
- **Conversion rate**
- **1.1%**
- **Avg BSR**
- **#271**
- **Page quality**
- **0%**
- **Prime**
- **59%**
- **Sponsored**
- **71%**
- **Out of stock**
- **1.1%**
- **Avg brand age**
- **64 months**
- **Avg seller age**
- **161 days**
## **Competition & brand share**
The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**11 **▼falling
**Sellers**
**30**
**Top-5 brand share**
**78%**
Top 20: 100%
**Top-5 click share**
**68%**
Top 20: 100%
**Open market**
**16%**
- VEVOR43% - Yokoma15% - Lubegard8% - AUTOOL7% - QPKING6% - LGXEnzhuo6% - Open — no brand owns it (5 brands, 16%)
## **Demand**
Weekly Amazon search volume, last 14 weeks — -16.5% search growth over the last 90 days.
1K600Apr '26Apr '26May '26May '26May '26Jun '26Jun '26
[**Open Trend **](https://flapen.com/research/us/automotive/transmission-flush-machine/trend)
## **Top transmission flush machine search terms**
- **transmission flush machine**18K/yr-14.4%0.8% conv. - **transmission flush kit**13K/yr-20.0%0.9% conv. - **transmission fluid flush machine**6K/yr-15.9%0.3% conv. [**All search terms **](https://flapen.com/research/us/automotive/transmission-flush-machine/search-terms)
## **Top transmission flush machine 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%10%$20K20%$40K30%$60K40%$80K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)6 products missing review or click data not plotted
All 17 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**VEVOR Flush Machine DC12V 0-60PSI Automatic Transmission Fluid Exchanger Heavy Duty Transmission Flush Machine for Small Gasoline Motor Car and Diesel Vehicle**VEVOR**$364.31**4.1★15 rev](https://www.amazon.com/dp/B0D6GGG7WW) [2**Yokoma Auto Transmission Flush Machine Fluid Oil Exchange Cleaning and Replacement Machine for Automatics 70W 5.3gal*2**Yokoma**$529.09**5.0★1 rev](https://www.amazon.com/dp/B0F66RW9BS) [3**VEVOR Transmission Fluid Pump 2 Way ATF Refill System Dispenser Oil and Liquid Extractor 10 Liter Large Capacity Automatic Transmission Fluid Pump Tool Set with 14 Pieces ATF Filler Adapters**VEVOR**$66.29**4.6★569 rev](https://www.amazon.com/dp/B099N7KHLQ) [4**QPKING ATF705 Full Automatic Transmission Fluid Exchanger Machine ATF Changer and Flush Machine with 5 in IPS Screen Smart Oil Direction Recognition Equal-Volume Exchange 20L Tank AC 110V/220V**QPKING**$1743.72**0.0★0 rev](https://www.amazon.com/dp/B0G2X7ZN5L) [5**LGXEnzhuo Auto Transmission Fluid Oil Exchange Flush Cleaning Machine 70W Pump with Equal Amount Exchange System 0-60 PSI Gauge Two 5.3 gal Tanks for Small/Mid Size Vehicles DC12V**LGXEnzhuo**$534.70**0.0★0 rev](https://www.amazon.com/dp/B0FFMN8FWY)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**AUTOOL Automatic Transmission Fluid Exchanger Automatic Transmission Flush Machine for Automotive Oil Filling System Transmission Oil Exchange Machine 2 Tanks ATF702**AUTOOL**$1561.55**0 rev7mo ago](https://www.amazon.com/dp/B0G52G7YFM) [**QPKING ATF705 Full Automatic Transmission Fluid Exchanger Machine ATF Changer and Flush Machine with 5 in IPS Screen Smart Oil Direction Recognition Equal-Volume Exchange 20L Tank AC 110V/220V**QPKING**$1743.72**0 rev7mo ago](https://www.amazon.com/dp/B0G2X7ZN5L) [**PreAsion Auto Transmission Fluid Exchanger Oil Flush Cleaning Machine with Dual 5.3Gal Tanks Gearbox Oil Changer & Fluid Exchange Equipment for Automatic Transmissions 12V DC 70W**PreAsion**$588.17**0 rev8mo ago](https://www.amazon.com/dp/B0FVX7J5L7) [**LGXEnzhuo Auto Transmission Fluid Oil Exchange Flush Cleaning Machine 70W Pump with Equal Amount Exchange System 0-60 PSI Gauge Two 5.3 gal Tanks for Small/Mid Size Vehicles DC12V**LGXEnzhuo**$534.70**0 rev1y ago](https://www.amazon.com/dp/B0FFMN8FWY) [**Yokoma Auto Transmission Flush Machine Fluid Oil Exchange Cleaning and Replacement Machine for Automatics 70W 5.3gal*2**Yokoma**$529.09**1 rev1y ago](https://www.amazon.com/dp/B0F66RW9BS)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**QPKING ATF705 Full Automatic Transmission Fluid Exchanger Machine ATF Changer and Flush Machine with 5 in IPS Screen Smart Oil Direction Recognition Equal-Volume Exchange 20L Tank AC 110V/220V**QPKING**$1743.72**0.0★**▲ 158%**](https://www.amazon.com/dp/B0G2X7ZN5L) [**MotorPower Care Transmission Flush & Fluid Conditioner for Automatic Transmission CVT and Automatic Transmission (Pack of 2)**MotorPower Care**$29.80**5.0★**▲ 101%**](https://www.amazon.com/dp/B0CRJNYZHN) [**PreAsion Auto Transmission Fluid Exchanger Oil Flush Cleaning Machine with Dual 5.3Gal Tanks Gearbox Oil Changer & Fluid Exchange Equipment for Automatic Transmissions 12V DC 70W**PreAsion**$588.17**0.0★**▲ 57%**](https://www.amazon.com/dp/B0FVX7J5L7) [**Harpy Eagle Electric Oil Change Extractor Pump 12/24V 100W Oil hange Fluid Extractor Suction Transfer Pump Portable for Automotive Cars Boats Motorcycle Trucks with Storage Case/Patent Pending**Harpy Eagle**$89.06**4.1★**▲ 47%**](https://www.amazon.com/dp/B0BTDPV42S) [**CTA Tools 7650 Transmission Oil Drain and Flush Kit**CTA Tools**$190.19**4.7★**▲ 39%**](https://www.amazon.com/dp/B07CBPH9D3)
**~~View all trending →~~**
## **What buyers say about transmission flush machine**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**15%
*“Ease of use”*
**Quality-Overall**15%
*“Excellent product”*
**Efficiency**11%
*“Works great very efficient”*
**Value For Money**9%
*“Worth your money”*
**Lubrication**6%
*“Oil changes are fun now”*
**Advertised Vs Actual Product**6%
*“Works as advertised”*
**Pressure**4%
*“Excellent Pump Easy to use”*
**Fuel Efficiency**4%
*“Quick and simple oil change”*
**Size-Overall**3%
*“Had exactly the right fitting for filling”*
**Add-Ons/Attachments**3%
*“Works great and comes with a lot of accessories”*
### **What buyers complain about **
**Durability**9%
*“Stops working at around 5 uses”*
**Lubrication**8%
*“Ended up changing fluid again after putting on some miles”*
**Quality-Overall**8%
*“Poor quality”*
**Pressure**7%
*“Mine won't hold pressure”*
**Functionality-Overall**7%
*“Pressure gauge did not work at all”*
**Leak-Proof**6%
*“Connections leak”*
**Size-Overall**4%
*“Also the case doesn't fit well”*
**Ease Of Use**4%
*“Thats not very easy”*
**Heating**3%
*“it gets hot”*
**Strength**2%
*“the hose got brittle”*
### **Top return reasons **
**Functionality-Overall**17%
**Size-Overall**12%
**Defective Material/Parts**12%
**Pressure**9%
**Leak-Proof**7%
**Advertised Vs Actual Product**6%
**Motor Issues**6%
**Compatibility-Overall**5%
**Value For Money**4%
**Durability**4%
## **Common questions**
- **Is transmission flush machine profitable to sell on Amazon United States?**
- The niche generates $200K/yr across 17 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is -16.5%. Flapen's verdict: Skip it (32/100).
- **How competitive is the transmission flush machine niche?**
- 11 brands and 30 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 78% of demand.
- **What do buyers complain about in transmission flush machine?**
- Top complaints mined from reviews: Durability, Lubrication, Quality-Overall. The return rate is 2.6%.
- **What does it cost to enter the transmission flush machine niche?**
- Listings span $11.29–$1937.47; the average listing price is $499.32 (sweet spot $15–$100). The average incumbent carries 128 reviews — the moat a new listing must climb.
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