---
title: "6an fuel line kit — Niche Verdict: Skip it (47/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/6an-fuel-line-kit"
last_updated: "2026-07-10T00:03:09.592Z"
locale: en
meta:
  description: "strong incumbent ratings (4.7★) — 6an fuel line kit doesn't clear our bar today."
  "og:description": "strong incumbent ratings (4.7★) — 6an fuel line kit doesn't clear our bar today."
  "og:title": "6an fuel line kit — Niche Verdict: Skip it (47/100) | Amazon United States - Flapen"
---

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# **6an fuel line kit**

**Skip it****47/100 **

strong incumbent ratings (4.7★) — 6an fuel line kit doesn't clear our bar today.

**Market/yr**

**$735K**

**Growth (1y)**

**+141.6%**

**Products**

**20**

**Brands**

**9**

was 10 a year ago

**Sellers**

**14**

**Price range**

**$14.15–$112.32**

**Returns**

**2.1%**

**Rating**

**4.7★**

**Skip it**

Scored 47/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns

Market size

**29**

 ×0.30

Growth

**70**

 ×0.30

Competition

**33**

 ×0.20

Quality gap

**21**

 ×0.10

Returns

**83**

 ×0.10

## **Demand**

Weekly Amazon search volume, last 104 weeks — +141.6% year over year.

8K4KSpike '25Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

## **Seasonality**

Monthly demand index across the year — 1.00 is average.

JFMAMJJASOND

Peak months: Mar · busiest ÷ quietest = 1.8×

## **Competition**

- EVIL ENERGY81% - VWTNI5% - CarBole4% - Medoon3% - LIWENTOP2% - Vintruep2% - Other (3 brands)4%

The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them. 9 brands and 14 sellers compete here.

**Brands**

**9 **▼falling

was 10 a year ago

**Sellers**

**14**

**Top 5 brand share**

**94%**

#ProductBrandPriceRatingReviewsClick shareTrend

1
![EVIL ENERGY 6AN Fuel Line Kit 6AN Nylon Braided Fuel Line Hose Fitting Kit CPE 20FT Black](https://m.media-amazon.com/images/I/51XMBWtJuiL.jpg) [**EVIL ENERGY 6AN Fuel Line Kit 6AN Nylon Braided Fuel Line Hose Fitting Kit CPE 20FT Black**](https://www.amazon.com/dp/B081W79ZC1)

EVIL ENERGY$65.634.7★1,90522%▼falling

2
![EVIL ENERGY 6AN Fuel Line AN6 Braided Fuel Hose Nylon CPE 20FT Black](https://m.media-amazon.com/images/I/41nri+h6DdL.jpg) [**EVIL ENERGY 6AN Fuel Line AN6 Braided Fuel Hose Nylon CPE 20FT Black**](https://www.amazon.com/dp/B07XG8JRPQ)

EVIL ENERGY$38.994.8★1,78914%—flat

3
![EVIL ENERGY 6AN Fuel Line Kit AN6 Braided Nylon Fuel Hose CPE 10FT Black](https://m.media-amazon.com/images/I/41sui1KlCqL.jpg) [**EVIL ENERGY 6AN Fuel Line Kit AN6 Braided Nylon Fuel Hose CPE 10FT Black**](https://www.amazon.com/dp/B077GTNT9D)

EVIL ENERGY$39.064.7★2,09113%—flat

4
![EVIL ENERGY 6AN Fuel Line Kit 6AN Nylon Braided Fuel Line Hose Fitting Kit CPE 20FT Black](https://m.media-amazon.com/images/I/51I1FBOUUNL.jpg) [**EVIL ENERGY 6AN Fuel Line Kit 6AN Nylon Braided Fuel Line Hose Fitting Kit CPE 20FT Black**](https://www.amazon.com/dp/B0CQK2X8NZ)

EVIL ENERGY$66.684.8★43013%▲rising

5
![EVIL ENERGY 6AN PTFE Fuel Line Kit E85 Nylon Braided Fuel Hose 20FT AN6 PTFE Fuel Line Hose(5/16 Inch ID)](https://m.media-amazon.com/images/I/51yOI61tqML.jpg) [**EVIL ENERGY 6AN PTFE Fuel Line Kit E85 Nylon Braided Fuel Hose 20FT AN6 PTFE Fuel Line Hose(5/16 Inch ID)**](https://www.amazon.com/dp/B0922M63H8)

EVIL ENERGY$83.024.8★5265%▲rising

6
![VWTNI 6AN Fuel Line 6AN 3/8 inch CPE Fuel Hose 10FT Transmission/Oil Cooler Lines Nylon Braided Fuel Line Hose.](https://m.media-amazon.com/images/I/512jttzvgSL.jpg) [**VWTNI 6AN Fuel Line 6AN 3/8 inch CPE Fuel Hose 10FT Transmission/Oil Cooler Lines Nylon Braided Fuel Line Hose.**](https://www.amazon.com/dp/B0CX16K437)

VWTNI$16.384.7★2425%▼falling

7
![3 FT 6AN 3/8 ID Fuel Line Stainless Steel Braided Hose Kit With 2 pcs AN6 Fitting Universal for Racing Fuel Gas Coolant](https://m.media-amazon.com/images/I/51GaVbZjolL.jpg) [**3 FT 6AN 3/8 ID Fuel Line Stainless Steel Braided Hose Kit With 2 pcs AN6 Fitting Universal for Racing Fuel Gas Coolant**](https://www.amazon.com/dp/B01NBDZEW6)

CarBole$14.154.4★6164%—flat

8
![EVIL ENERGY 6AN Fuel Line AN6 Braided Fuel Hose Nylon CPE 10FT Black](https://m.media-amazon.com/images/I/51O5OlBb46L.jpg) [**EVIL ENERGY 6AN Fuel Line AN6 Braided Fuel Hose Nylon CPE 10FT Black**](https://www.amazon.com/dp/B07Z4QXZRJ)

EVIL ENERGY$26.924.8★1,7893%▲rising

9
![Medoon 6AN PTFE Fuel Line Kit Nylon Stainless Steel Braided Fuel Hose LS Swap EFI E85 Injection Fuel PTFE Fitting 3/8 26FT](https://m.media-amazon.com/images/I/51lzJ0H9Y6L.jpg) [**Medoon 6AN PTFE Fuel Line Kit Nylon Stainless Steel Braided Fuel Hose LS Swap EFI E85 Injection Fuel PTFE Fitting 3/8 26FT**](https://www.amazon.com/dp/B0BY1Y1L38)

Medoon$79.024.5★2643%▼falling

10

![EVIL ENERGY 6AN PTFE Fuel Line Kit E85 Nylon Braided Fuel Hose 20FT PTFE LS Swap EFI Fuel Line Fitting Kit AN6](https://m.media-amazon.com/images/I/51gEE7jI+uL.jpg) [**EVIL ENERGY 6AN PTFE Fuel Line Kit E85 Nylon Braided Fuel Hose 20FT PTFE LS Swap EFI Fuel Line Fitting Kit AN6**](https://www.amazon.com/dp/B0CQT1S1X8)

EVIL ENERGY$96.484.8★1563%▲rising

11

![6AN Fuel Line Kit - 20FT 3/8 Braided Fuel Line CPE Nylon Stainless Steel with 10PCS 6AN Fitting Hose End Adapters](https://m.media-amazon.com/images/I/51t+yzDqQAL.jpg) [**6AN Fuel Line Kit - 20FT 3/8 Braided Fuel Line CPE Nylon Stainless Steel with 10PCS 6AN Fitting Hose End Adapters**](https://www.amazon.com/dp/B0F381B8B3)

LIWENTOP$57.944.2★512%—flat

12

![EVIL ENERGY 6AN Fuel Line Kit 6AN Hose Nylon Braided Fuel Line Hose Fitting Kit With 10PCS Swivel Hose Fitting Adapter CPE 10FT](https://m.media-amazon.com/images/I/41s1ik0XW-L.jpg) [**EVIL ENERGY 6AN Fuel Line Kit 6AN Hose Nylon Braided Fuel Line Hose Fitting Kit With 10PCS Swivel Hose Fitting Adapter CPE 10FT**](https://www.amazon.com/dp/B0D83RLSWB)

EVIL ENERGY$43.474.9★842%—flat

13

![6AN CPE Fuel Line Kit AN6 Nylon Braided Fuel Hose with Hose Fittings AN 6 Fuel Line Hose Black 20ft](https://m.media-amazon.com/images/I/51VN3z2Rg2L.jpg) [**6AN CPE Fuel Line Kit AN6 Nylon Braided Fuel Hose with Hose Fittings AN 6 Fuel Line Hose Black 20ft**](https://www.amazon.com/dp/B0GGR9R1F9)

Vintruep$53.375.0★142%▲rising

14

![EVIL ENERGY 6AN Fuel Line Kit 20FT 6AN Hose Stainless Steel Braided Fuel Line Fitting Kit with Installation Tools CPE Silver](https://m.media-amazon.com/images/I/512RcAWNXgL.jpg) [**EVIL ENERGY 6AN Fuel Line Kit 20FT 6AN Hose Stainless Steel Braided Fuel Line Fitting Kit with Installation Tools CPE Silver**](https://www.amazon.com/dp/B0FT831RFZ)

EVIL ENERGY$72.394.6★131%▲rising

15

![EVIL ENERGY 6AN PTFE Fuel Line Kit AN6 E85 Fuel Hose Line 10FT Black](https://m.media-amazon.com/images/I/41i06BCiaiL.jpg) [**EVIL ENERGY 6AN PTFE Fuel Line Kit AN6 E85 Fuel Hose Line 10FT Black**](https://www.amazon.com/dp/B07JFPXHB2)

EVIL ENERGY$56.114.6★7351%—flat

**~~Showing 15 of 20 — show all ~~**

## **Product shelf**

All 20 tracked products in this niche.

Top sellersNewestTrending

[![EVIL ENERGY 6AN Fuel Line Kit 6AN Nylon Braided Fuel Line Hose Fitting Kit CPE 20FT Black](https://m.media-amazon.com/images/I/51XMBWtJuiL.jpg)**EVIL ENERGY 6AN Fuel Line Kit 6AN Nylon Braided Fuel Line Hose Fitting Kit CPE 20FT Black** EVIL ENERGY**$65.63**4.7★1,905 reviews](https://www.amazon.com/dp/B081W79ZC1) [![EVIL ENERGY 6AN Fuel Line AN6 Braided Fuel Hose Nylon CPE 20FT Black](https://m.media-amazon.com/images/I/41nri+h6DdL.jpg)**EVIL ENERGY 6AN Fuel Line AN6 Braided Fuel Hose Nylon CPE 20FT Black** EVIL ENERGY**$38.99**4.8★1,789 reviews](https://www.amazon.com/dp/B07XG8JRPQ) [![EVIL ENERGY 6AN Fuel Line Kit AN6 Braided Nylon Fuel Hose CPE 10FT Black](https://m.media-amazon.com/images/I/41sui1KlCqL.jpg)**EVIL ENERGY 6AN Fuel Line Kit AN6 Braided Nylon Fuel Hose CPE 10FT Black** EVIL ENERGY**$39.06**4.7★2,091 reviews](https://www.amazon.com/dp/B077GTNT9D) [![EVIL ENERGY 6AN Fuel Line Kit 6AN Nylon Braided Fuel Line Hose Fitting Kit CPE 20FT Black](https://m.media-amazon.com/images/I/51I1FBOUUNL.jpg)**EVIL ENERGY 6AN Fuel Line Kit 6AN Nylon Braided Fuel Line Hose Fitting Kit CPE 20FT Black** EVIL ENERGY**$66.68**4.8★430 reviews](https://www.amazon.com/dp/B0CQK2X8NZ) [![EVIL ENERGY 6AN PTFE Fuel Line Kit E85 Nylon Braided Fuel Hose 20FT AN6 PTFE Fuel Line Hose(5/16 Inch ID)](https://m.media-amazon.com/images/I/51yOI61tqML.jpg)**EVIL ENERGY 6AN PTFE Fuel Line Kit E85 Nylon Braided Fuel Hose 20FT AN6 PTFE Fuel Line Hose(5/16 Inch ID)** EVIL ENERGY**$83.02**4.8★526 reviews](https://www.amazon.com/dp/B0922M63H8) [![VWTNI 6AN Fuel Line 6AN 3/8 inch CPE Fuel Hose 10FT Transmission/Oil Cooler Lines Nylon Braided Fuel Line Hose.](https://m.media-amazon.com/images/I/512jttzvgSL.jpg)**VWTNI 6AN Fuel Line 6AN 3/8 inch CPE Fuel Hose 10FT Transmission/Oil Cooler Lines Nylon Braided Fuel Line Hose.** VWTNI**$16.38**4.7★242 reviews](https://www.amazon.com/dp/B0CX16K437) [![3 FT 6AN 3/8 ID Fuel Line Stainless Steel Braided Hose Kit With 2 pcs AN6 Fitting Universal for Racing Fuel Gas Coolant](https://m.media-amazon.com/images/I/51GaVbZjolL.jpg)**3 FT 6AN 3/8 ID Fuel Line Stainless Steel Braided Hose Kit With 2 pcs AN6 Fitting Universal for Racing Fuel Gas Coolant** CarBole**$14.15**4.4★616 reviews](https://www.amazon.com/dp/B01NBDZEW6) [![EVIL ENERGY 6AN Fuel Line AN6 Braided Fuel Hose Nylon CPE 10FT Black](https://m.media-amazon.com/images/I/51O5OlBb46L.jpg)**EVIL ENERGY 6AN Fuel Line AN6 Braided Fuel Hose Nylon CPE 10FT Black** EVIL ENERGY**$26.92**4.8★1,789 reviews](https://www.amazon.com/dp/B07Z4QXZRJ)

## **Reviews**

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

### **What buyers love **

**Quality-Overall**37%

*“Excellent product”*

**Value For Money**10%

*“Super great and affordable kit”*

**Assembly/Installation**9%

*“Easy to assemble”*

**Efficiency**7%

*“Chev c10 short bed worked perfectly”*

**Leak-Proof**6%

*“Theyre reliable dont leak”*

**Ease Of Use**6%

*“Ease of use”*

**Advertised Vs Actual Product**5%

*“Always comes as stated”*

**Fuel Efficiency**5%

*“GOOD FUEL LINES AND FITTINGS EASY TO INSTALL HOSE FITTINGS WITH NO LEAKSN”*

**Size-Overall**5%

*“Perfect fit and looks great”*

**Pressure**2%

*“Great kit for building high pressure power steering lines”*

### **What buyers complain about **

**Quality-Overall**25%

*“poor quality”*

**Assembly/Installation**16%

*“NOT standard assembly”*

**Size-Overall**15%

*“NOT your standard AN fitting or hose”*

**Rubber Quality**8%

*“This is rubber hose not PTFE as stated”*

**Leak-Proof**7%

*“Difficult to assemble and leaked”*

**Instructions/User Manual/Troubleshooting**5%

*“instructions appear to be poorly translated Chinese to English”*

**Advertised Vs Actual Product**4%

*“the description was wrong”*

**Metal Quality**4%

*“also the silver metal is extremely difficult to install the AN fitting on, do not buy the silver”*

**Ease Of Use**2%

*“Okay, I think they are harder then they should be to assmble”*

**Value For Money**2%

*“Dont let the price fool you”*

#### **Top return reasons**- Size-Overall60% - Compatibility-Overall10% - Advertised Vs Actual Product4% - Defective Material/Parts3% - Quality-Overall3% - Leak-Proof3% - Material Quality2% - Value For Money2% - Functionality-Overall2% - Assembly/Installation2%