--- title: "an fittings — Niche Verdict: Skip it (51/100) | Amazon United States - Flapen" canonical_url: "https://flapen.com/amazon/research/us/automotive/an-fittings" last_updated: "2026-07-10T00:07:17.673Z" locale: en meta: description: "a small market ($345K/yr) — an fittings doesn't clear our bar today." "og:description": "a small market ($345K/yr) — an fittings doesn't clear our bar today." "og:title": "an fittings — Niche Verdict: Skip it (51/100) | Amazon United States - Flapen" --- Back to Flapen home # **an fittings** **Skip it****51/100 ** a small market ($345K/yr) — an fittings doesn't clear our bar today. **Market/yr** **$345K** **Growth (1y)** **+175.1%** **Products** **38** **Brands** **9** was 15 a year ago **Sellers** **15** **Price range** **$7.22–$66.68** **Returns** **2.1%** **Rating** **4.7★** **Skip it** Scored 51/100 across market size, growth, competition, quality gap, and returns. Market sizeGrowthCompetitionQuality gapReturns Market size **17** ×0.30 Growth **74** ×0.30 Competition **66** ×0.20 Quality gap **20** ×0.10 Returns **83** ×0.10 ## **Demand** Weekly Amazon search volume, last 104 weeks — +175.1% year over year. 7K3KHoliday '24Spike '25Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26 ## **Seasonality** Monthly demand index across the year — 1.00 is average. JFMAMJJASOND No pronounced peak months · busiest ÷ quietest = 1.3× ## **Competition** - EVIL ENERGY85% - Ucreative4% - SDZONGES3% - Shineyoo3% - Japtend1% - lanstixr1% - Other (3 brands)2% The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them. 9 brands and 15 sellers compete here. **Brands** **9 **▼falling was 15 a year ago **Sellers** **15** **Top 5 brand share** **97%** #ProductBrandPriceRatingReviewsClick shareTrend 1 ![EVIL ENERGY 6AN Hose End Fitting Straight Swivel for CPE Braided Hose Black 4PCS](https://m.media-amazon.com/images/I/31koEqIgA3L.jpg) [**EVIL ENERGY 6AN Hose End Fitting Straight Swivel for CPE Braided Hose Black 4PCS**](https://www.amazon.com/dp/B0BN5RNHYC) EVIL ENERGY$22.664.8★50112%▲rising 2 ![EVIL ENERGY 6AN Male Flare to 3/8 NPT Pipe Fitting Adapter Aluminum Straight Black 2PCS](https://m.media-amazon.com/images/I/41ziCELYppL.jpg) [**EVIL ENERGY 6AN Male Flare to 3/8 NPT Pipe Fitting Adapter Aluminum Straight Black 2PCS**](https://www.amazon.com/dp/B0BPSBF6F4) EVIL ENERGY$12.784.8★2,14910%▼falling 3 ![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★1,9058%▼falling 4 ![EVIL ENERGY 6AN Hose End Fitting Straight Swivel for CPE Braided Hose Black 2PCS](https://m.media-amazon.com/images/I/310LH3F+GkL.jpg) [**EVIL ENERGY 6AN Hose End Fitting Straight Swivel for CPE Braided Hose Black 2PCS**](https://www.amazon.com/dp/B08NYKG26T) EVIL ENERGY$16.884.8★1,5678%—flat 5 ![EVIL ENERGY 6AN Hose End Fitting Kit Straight 45 90 180 Degree with AN6 Male to Male Coupler & 6AN Hose Separator Clamp for CPE Braided Hose](https://m.media-amazon.com/images/I/41BSxY3vVGL.jpg) [**EVIL ENERGY 6AN Hose End Fitting Kit Straight 45 90 180 Degree with AN6 Male to Male Coupler & 6AN Hose Separator Clamp for CPE Braided Hose**](https://www.amazon.com/dp/B0CNXCGXGM) EVIL ENERGY$42.114.8★1717%▲rising 6 ![EVIL ENERGY 6AN Hose End Fitting 90 Degree Swivel for CPE Braided Hose Black 2PCS](https://m.media-amazon.com/images/I/313fpb-PruL.jpg) [**EVIL ENERGY 6AN Hose End Fitting 90 Degree Swivel for CPE Braided Hose Black 2PCS**](https://www.amazon.com/dp/B08NYKT479) EVIL ENERGY$17.474.8★1,5677%▲rising 7 ![EVIL ENERGY 6AN Male to Male Flare Coupler Union Straight Fuel Hose Adapter Fitting Black 2PCS](https://m.media-amazon.com/images/I/41UxUlhf3IL.jpg) [**EVIL ENERGY 6AN Male to Male Flare Coupler Union Straight Fuel Hose Adapter Fitting Black 2PCS**](https://www.amazon.com/dp/B07KW69PDJ) EVIL ENERGY$11.474.8★1,7174%—flat 8 ![SDZONGES 6AN Fitting 2PCS 6AN Hose End Fittings 6 AN Straight Fittings for CPE Braided Hose(Black).](https://m.media-amazon.com/images/I/319Xyo+KlEL.jpg) [**SDZONGES 6AN Fitting 2PCS 6AN Hose End Fittings 6 AN Straight Fittings for CPE Braided Hose(Black).**](https://www.amazon.com/dp/B0DZBSMXPR) SDZONGES$7.664.5★333%—flat 9 ![EVIL ENERGY 6AN Male to 3/8 Hardline Compression Fitting Adapter Aluminum Black 2PCS](https://m.media-amazon.com/images/I/41Oh-b2taOL.jpg) [**EVIL ENERGY 6AN Male to 3/8 Hardline Compression Fitting Adapter Aluminum Black 2PCS**](https://www.amazon.com/dp/B0BN5SVK35) EVIL ENERGY$15.394.8★7643%—flat 10 ![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★4303%▲rising 11 ![Ucreative 6AN Straight Push Lock Hose Fitting End Black 2PCS](https://m.media-amazon.com/images/I/41YpdOSYMoL.jpg) [**Ucreative 6AN Straight Push Lock Hose Fitting End Black 2PCS**](https://www.amazon.com/dp/B0BZKL2RZN) Ucreative$7.924.8★5293%▼falling 12 ![Shineyoo 6AN Straight End Fitting 4 Pcs for Braided Fuel Oil Gas Line Hose End 6 AN Fittings Aluminum Black](https://m.media-amazon.com/images/I/41IXsh0VNSS.jpg) [**Shineyoo 6AN Straight End Fitting 4 Pcs for Braided Fuel Oil Gas Line Hose End 6 AN Fittings Aluminum Black**](https://www.amazon.com/dp/B095H8WFMJ) Shineyoo$14.034.7★2943%▼falling 13 ![EVIL ENERGY 6AN Female to 6AN Female Straight Swivel Coupler Union Fitting Adapter Aluminum Black 2PCS](https://m.media-amazon.com/images/I/31E3PY+aKrL.jpg) [**EVIL ENERGY 6AN Female to 6AN Female Straight Swivel Coupler Union Fitting Adapter Aluminum Black 2PCS**](https://www.amazon.com/dp/B0BN8155WH) EVIL ENERGY$14.894.8★4672%—flat 14 ![EVIL ENERGY 6AN Hose End Fitting 90 Degree Swivel for CPE Braided Hose Black 4PCS](https://m.media-amazon.com/images/I/31u6siMDNRL.jpg) [**EVIL ENERGY 6AN Hose End Fitting 90 Degree Swivel for CPE Braided Hose Black 4PCS**](https://www.amazon.com/dp/B0BN5S24BT) EVIL ENERGY$25.724.8★5012%▲rising 15 ![EVIL ENERGY 6AN Male Flare to 1/4 NPT Pipe Fitting Adapter Aluminum Straight Black 2PCS](https://m.media-amazon.com/images/I/41ewb-FjO1S.jpg) [**EVIL ENERGY 6AN Male Flare to 1/4 NPT Pipe Fitting Adapter Aluminum Straight Black 2PCS**](https://www.amazon.com/dp/B093T8KMZT) EVIL ENERGY$9.874.8★2,1492%—flat **~~Showing 15 of 38 — show all ~~** ## **Product shelf** All 38 tracked products in this niche. Top sellersNewestTrending [![EVIL ENERGY 6AN Hose End Fitting Straight Swivel for CPE Braided Hose Black 4PCS](https://m.media-amazon.com/images/I/31koEqIgA3L.jpg)**EVIL ENERGY 6AN Hose End Fitting Straight Swivel for CPE Braided Hose Black 4PCS** EVIL ENERGY**$22.66**4.8★501 reviews](https://www.amazon.com/dp/B0BN5RNHYC) [![EVIL ENERGY 6AN Male Flare to 3/8 NPT Pipe Fitting Adapter Aluminum Straight Black 2PCS](https://m.media-amazon.com/images/I/41ziCELYppL.jpg)**EVIL ENERGY 6AN Male Flare to 3/8 NPT Pipe Fitting Adapter Aluminum Straight Black 2PCS** EVIL ENERGY**$12.78**4.8★2,149 reviews](https://www.amazon.com/dp/B0BPSBF6F4) [![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 Hose End Fitting Straight Swivel for CPE Braided Hose Black 2PCS](https://m.media-amazon.com/images/I/310LH3F+GkL.jpg)**EVIL ENERGY 6AN Hose End Fitting Straight Swivel for CPE Braided Hose Black 2PCS** EVIL ENERGY**$16.88**4.8★1,567 reviews](https://www.amazon.com/dp/B08NYKG26T) [![EVIL ENERGY 6AN Hose End Fitting Kit Straight 45 90 180 Degree with AN6 Male to Male Coupler & 6AN Hose Separator Clamp for CPE Braided Hose](https://m.media-amazon.com/images/I/41BSxY3vVGL.jpg)**EVIL ENERGY 6AN Hose End Fitting Kit Straight 45 90 180 Degree with AN6 Male to Male Coupler & 6AN Hose Separator Clamp for CPE Braided Hose** EVIL ENERGY**$42.11**4.8★171 reviews](https://www.amazon.com/dp/B0CNXCGXGM) [![EVIL ENERGY 6AN Hose End Fitting 90 Degree Swivel for CPE Braided Hose Black 2PCS](https://m.media-amazon.com/images/I/313fpb-PruL.jpg)**EVIL ENERGY 6AN Hose End Fitting 90 Degree Swivel for CPE Braided Hose Black 2PCS** EVIL ENERGY**$17.47**4.8★1,567 reviews](https://www.amazon.com/dp/B08NYKT479) [![EVIL ENERGY 6AN Male to Male Flare Coupler Union Straight Fuel Hose Adapter Fitting Black 2PCS](https://m.media-amazon.com/images/I/41UxUlhf3IL.jpg)**EVIL ENERGY 6AN Male to Male Flare Coupler Union Straight Fuel Hose Adapter Fitting Black 2PCS** EVIL ENERGY**$11.47**4.8★1,717 reviews](https://www.amazon.com/dp/B07KW69PDJ) [![SDZONGES 6AN Fitting 2PCS 6AN Hose End Fittings 6 AN Straight Fittings for CPE Braided Hose(Black).](https://m.media-amazon.com/images/I/319Xyo+KlEL.jpg)**SDZONGES 6AN Fitting 2PCS 6AN Hose End Fittings 6 AN Straight Fittings for CPE Braided Hose(Black).** SDZONGES**$7.66**4.5★33 reviews](https://www.amazon.com/dp/B0DZBSMXPR) ## **Reviews** What buyers praise and complain about, mined from review topics. ### **What buyers love ** **Quality-Overall**35% *“Excellent Quality”* **Size-Overall**14% *“Fit right”* **Value For Money**11% *“Great value”* **Advertised Vs Actual Product**10% *“Works like a champ”* **Leak-Proof**6% *“haven't leaked for me yet”* **Assembly/Installation**4% *“Nice clean install”* **Efficiency**3% *“it works great”* **Ease Of Use**3% *“Ease of use”* **Fuel Efficiency**2% *“Good Fuel Lines”* **Functionality-Overall**2% *“Just what I need a complete job task”* ### **What buyers complain about ** **Leak-Proof**26% *“they both leak”* **Size-Overall**9% *“Does not fit”* **Quality-Overall**9% *“The quality seems close to the more expensive brands”* **Material Quality**5% *“Feels plasticky - I guess it's aluminum”* **Pressure**5% *“not high presser”* **Value For Money**5% *“A bit pricing”* **Metal Quality**5% *“still soft metal I'm not too happy with evil energy quality or their company”* **Durability**3% *“each of these ultimately failed on me after about a month”* **Advertised Vs Actual Product**3% *“the description was wrong”* **Maintenance And Repair**3% *“I've had 1 fitting i had to replace other than that great product”* #### **Top return reasons**- Size-Overall67% - Compatibility-Overall7% - Advertised Vs Actual Product5% - Functionality-Overall3% - Defective Material/Parts3% - Value For Money3% - Leak-Proof2% - Quality-Overall2% - Assembly/Installation1% - Connectivity-Overall1%