---
title: "auxiliary fuel tank diesel truck — Niche Verdict: Worth a look (52/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/auxiliary-fuel-tank-diesel-truck"
last_updated: "2026-07-14T00:00:34.246Z"
locale: en
meta:
  description: "auxiliary fuel tank diesel truck shows a thin review moat (49 avg reviews), but pricing outside the sweet spot ($805.64 avg) keeps it on the watch list."
  "og:description": "auxiliary fuel tank diesel truck shows a thin review moat (49 avg reviews), but pricing outside the sweet spot ($805.64 avg) keeps it on the watch list."
  "og:title": "auxiliary fuel tank diesel truck — Niche Verdict: Worth a look (52/100) | Amazon United States - Flapen"
---

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# **auxiliary fuel tank diesel truck**

**Worth a look**

Shows a thin review moat (49 avg reviews), but pricing outside the sweet spot ($805.64 avg) keeps it on the watch list.

Market size 27Growth 25Conversion 2Competition 95Returns 83Price range 0Avg price 0Brand share 71Review moat 98Quality gap 95

**Review moat**

**Incredible****49.14**

avg incumbent reviews — the moat a new listing must climb

**Competition**

**Incredible****19%**

top-5 click share — an open shelf

**Quality gap**

**Incredible****4.0★**

avg incumbent rating — lower means beatable quality

**Returns**

**Great****1.6%**

return rate — above 6% kills the launch gate

**Brand share**

**Good****62%**

top-5 brand share — brands hold most of the demand

**Market size**

**Okay****$112K**

$112K/yr · 82K searches

**Growth**

**Okay****+0.2%**

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

**Conversion**

**Bad****0.2%**

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

**Avg price**

**Bad****$805.64**

avg listing price — sweet spot $15–$100

**Price range**

**Bad****$161.45–$2150.12**

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

## **Competition**

Clicks spread well past the top 5 (19% combined) — an open shelf where new products get seen.

**Brands**

**35 **—flat

**Sellers**

**105**

**Top-5 brand share**

**62%**

**Open market**

**34%**

- DEE ZEE21% - VEVOR18% - RDS MFG INC11% - Better Built6% - Wolive6% - LAPPPLSP4%

## **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%$4K6%$7K8%$9K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)7 products missing review or click data not plotted

All 105 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![VEVOR Portable Diesel Tank 116 Gallon Black](https://m.media-amazon.com/images/I/41Tevsv9lYL.jpg)**VEVOR Portable Diesel Tank 116 Gallon Black**VEVOR**$749.10**4.3★152 rev](https://www.amazon.com/dp/B0BL2GT92R) [2![Dee Zee DZ91753SB (106 gallon) Rectangle Transfer Tank - Black Steel](https://m.media-amazon.com/images/I/21LIJpmRElL.jpg)**Dee Zee DZ91753SB (106 gallon) Rectangle Transfer Tank - Black Steel**DEE ZEE**$735.03**3.9★32 rev](https://www.amazon.com/dp/B001OCXHWQ) [3![Dee Zee DZ92556NSB Transfer Tank](https://m.media-amazon.com/images/I/315fV+dawAL.jpg)**Dee Zee DZ92556NSB Transfer Tank**DEE ZEE**$522.46**4.4★183 rev](https://www.amazon.com/dp/B078J8HCWD) [4![Better Built 29211677 Transfer Tank](https://m.media-amazon.com/images/I/31aVbf8L8ZL.jpg)**Better Built 29211677 Transfer Tank**Better Built**$682.91**3.1★17 rev](https://www.amazon.com/dp/B01C5INOR0) [5![Dee Zee DZ92647SB (92 gallon) Black Steel Combo Transfer Tank & Tool Box](https://m.media-amazon.com/images/I/31KZHMJz+9L.jpg)**Dee Zee DZ92647SB (92 gallon) Black Steel Combo Transfer Tank & Tool Box**DEE ZEE**$1200.75**4.0★72 rev](https://www.amazon.com/dp/B01IJDFG30)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![Garvee Fuel Transfer Tank with Pump 30 Gallon Fuel Caddy Gas Storage Tank Gasoline Diesel Fuel Tank for Cars Lawn Mowers ATVs Boats More Orange](https://m.media-amazon.com/images/I/31mfYwHki-L.jpg)**Garvee Fuel Transfer Tank with Pump 30 Gallon Fuel Caddy Gas Storage Tank Gasoline Diesel Fuel Tank for Cars Lawn Mowers ATVs Boats More Orange**Garvee**$161.45**22 rev2mo ago](https://www.amazon.com/dp/B0GXF57N2T) [![60 Gallon Aluminum Fuel Transfer Tank Toolbox Combo with 12 GPM Pump Truck Bed Fuel Transfer Tank for Gasoline Diesel with Side Tool Storage Box](https://m.media-amazon.com/images/I/41f6ib1QFPL.jpg)**60 Gallon Aluminum Fuel Transfer Tank Toolbox Combo with 12 GPM Pump Truck Bed Fuel Transfer Tank for Gasoline Diesel with Side Tool Storage Box**Vigorighter**$913.55**6 rev3mo ago](https://www.amazon.com/dp/B0GVXG1K19) [![128 Gallon Portable Diesel & Gasoline Transfer Tank 12V Electric Pump 10 GPM 13.1Ft Hose Auto Nozzle Heavy-Duty HDPE for Truck Farm & Construction Gray](https://m.media-amazon.com/images/I/31nEQwIP8SL.jpg)**128 Gallon Portable Diesel & Gasoline Transfer Tank 12V Electric Pump 10 GPM 13.1Ft Hose Auto Nozzle Heavy-Duty HDPE for Truck Farm & Construction Gray**SierraSquad**$870.33**0 rev3mo ago](https://www.amazon.com/dp/B0GVSHJKFM) [![Portable 50 Gallon Diesel Fuel Transfer Tank with 12V Electric Pump 15ft Hose 11.9 GPM Flow Rate](https://m.media-amazon.com/images/I/41v-yRoNsIL.jpg)**Portable 50 Gallon Diesel Fuel Transfer Tank with 12V Electric Pump 15ft Hose 11.9 GPM Flow Rate**Wolive**$467.17**1 rev3mo ago](https://www.amazon.com/dp/B0GVDHFLHZ) [![Portable Diesel Fuel Transfer Tank 50 Gallon with 12V Electric Pump 11.9 GPM 15ft Hose Auto Nozzle and Shutdown](https://m.media-amazon.com/images/I/41uj1B5k7SL.jpg)**Portable Diesel Fuel Transfer Tank 50 Gallon with 12V Electric Pump 11.9 GPM 15ft Hose Auto Nozzle and Shutdown**Wolive**$469.02**0 rev3mo ago](https://www.amazon.com/dp/B0GVDQ2H16)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Garvee Fuel Transfer Tank with Pump 30 Gallon Fuel Caddy Gas Storage Tank Gasoline Diesel Fuel Tank for Cars Lawn Mowers ATVs Boats More Orange](https://m.media-amazon.com/images/I/31mfYwHki-L.jpg)**Garvee Fuel Transfer Tank with Pump 30 Gallon Fuel Caddy Gas Storage Tank Gasoline Diesel Fuel Tank for Cars Lawn Mowers ATVs Boats More Orange**Garvee**$161.45**4.4★**▲ 238%**](https://www.amazon.com/dp/B0GXF57N2T) [![128 Gallon Portable Diesel & Gasoline Transfer Tank 12V Electric Pump 10 GPM 13.1Ft Hose Auto Nozzle Heavy-Duty HDPE for Truck Farm & Construction Gray](https://m.media-amazon.com/images/I/31nEQwIP8SL.jpg)**128 Gallon Portable Diesel & Gasoline Transfer Tank 12V Electric Pump 10 GPM 13.1Ft Hose Auto Nozzle Heavy-Duty HDPE for Truck Farm & Construction Gray**SierraSquad**$870.33**0.0★**▲ 238%**](https://www.amazon.com/dp/B0GVSHJKFM) [![60 Gallon Aluminum Fuel Transfer Tank Toolbox Combo with 12 GPM Pump Truck Bed Fuel Transfer Tank for Gasoline Diesel with Side Tool Storage Box](https://m.media-amazon.com/images/I/41f6ib1QFPL.jpg)**60 Gallon Aluminum Fuel Transfer Tank Toolbox Combo with 12 GPM Pump Truck Bed Fuel Transfer Tank for Gasoline Diesel with Side Tool Storage Box**Vigorighter**$913.55**3.8★**▲ 235%**](https://www.amazon.com/dp/B0GVXG1K19) [![Portable 50 Gallon Diesel Fuel Transfer Tank with 12V Electric Pump 15ft Hose 11.9 GPM Flow Rate](https://m.media-amazon.com/images/I/41v-yRoNsIL.jpg)**Portable 50 Gallon Diesel Fuel Transfer Tank with 12V Electric Pump 15ft Hose 11.9 GPM Flow Rate**Wolive**$467.17**5.0★**▲ 233%**](https://www.amazon.com/dp/B0GVDHFLHZ) [![50 Gallon Portable Storage Caddy with Manual Transfer Pump Heavy-Duty Wheeled Tank for for Cars Trucks Boats Lawn Mowers Use Durable Four-Wheel Design + Visible Level Gauge - Black](https://m.media-amazon.com/images/I/31xHrAYUVgL.jpg)**50 Gallon Portable Storage Caddy with Manual Transfer Pump Heavy-Duty Wheeled Tank for for Cars Trucks Boats Lawn Mowers Use Durable Four-Wheel Design + Visible Level Gauge - Black**ExploreHorizon**$259.93**1.0★**▲ 225%**](https://www.amazon.com/dp/B0FX5846SZ)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — +0.2% search growth over the last 90 days.

5K3KSpike '24Spike '26 seasonSepDecMarJunAugNovMarMay

Peak months: Oct · busiest ÷ quietest = 1.6×

## **Reviews**

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

### **What buyers love **

**Quality-Overall**18%

*“Excellent product”*

**Advertised Vs Actual Product**10%

*“works as advertised”*

**Fuel Efficiency**9%

*“Great fuel pump”*

**Leak-Proof**7%

*“Doesn't leak and serves my purpose”*

**Value For Money**7%

*“Best bang for your buck”*

**Assembly/Installation**6%

*“Simple and easy to assemble”*

**Ease Of Use**5%

*“Easy to use”*

**Size-Overall**4%

*“Perfect fit”*

**Strength**4%

*“Tank pretty well built”*

**Durability**3%

*“The plastic is durable”*

### **What buyers complain about **

**Leak-Proof**16%

*“Leaks gasoline”*

**Quality-Overall**12%

*“Very disappointed with the quality control”*

**Mounting**6%

*“the mounting bracket is also bent upon arrival”*

**Fuel Efficiency**6%

*“The fuel gauge would not work”*

**Value For Money**6%

*“A bit expensive”*

**Advertised Vs Actual Product**5%

*“False advertising”*

**Size-Overall**4%

*“And the dimensions are wayyy off”*

**Instructions/User Manual/Troubleshooting**4%

*“Nothing in the owners manual about this”*

**Noise Level**3%

*“super loud and annoying”*

**Maintenance And Repair**2%

*“I had to repair it”*

### **Top return reasons **

**Size-Overall**17%

**Leak-Proof**14%

**Defective Material/Parts**13%

**Compatibility-Overall**8%

**Advertised Vs Actual Product**5%

**Fuel Efficiency**4%

**Assembly/Installation**4%

**Mounting**3%

**Value For Money**3%

**Width**2%