--- title: "heater hose connector — Niche Verdict: Worth a look (60/100) | Amazon United States - Flapen" canonical_url: "https://flapen.com/amazon/research/us/automotive/heater-hose-connector" last_updated: "2026-07-10T02:49:21.461Z" locale: en meta: description: "heater hose connector shows a fragmented shelf (top 5 take 16% of clicks), but a small market ($287K/yr) keeps it on the watch list." "og:description": "heater hose connector shows a fragmented shelf (top 5 take 16% of clicks), but a small market ($287K/yr) keeps it on the watch list." "og:title": "heater hose connector — Niche Verdict: Worth a look (60/100) | Amazon United States - Flapen" --- Back to Flapen home # **heater hose connector** **Worth a look****60/100 ** heater hose connector shows a fragmented shelf (top 5 take 16% of clicks), but a small market ($287K/yr) keeps it on the watch list. **Market/yr** **$287K** **Growth (1y)** **+276.9%** **Products** **170** **Brands** **65** was 52 a year ago **Sellers** **159** **Price range** **$5.27–$130.49** **Returns** **3.8%** **Rating** **4.5★** **Worth a look** Scored 60/100 across market size, growth, competition, quality gap, and returns. Market sizeGrowthCompetitionQuality gapReturns Market size **14** ×0.30 Growth **84** ×0.30 Competition **99** ×0.20 Quality gap **40** ×0.10 Returns **70** ×0.10 ## **Demand** Weekly Amazon search volume, last 104 weeks — +276.9% year over year. 9K4KSpike '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26 ## **Seasonality** Monthly demand index across the year — 1.00 is average. JFMAMJJASOND Peak months: Jan, Feb · busiest ÷ quietest = 1.9× ## **Competition** - Dorman25% - MOTOKU10% - A-Premium6% - EVIL ENERGY5% - ACDelco5% - X AUTOHAUX4% - Other (59 brands)43% Clicks spread well past the top 5 (16% combined) — an open shelf where new products get seen. 65 brands and 159 sellers compete here. **Brands** **65 **▲rising was 52 a year ago **Sellers** **159** **Top 5 brand share** **52%** #ProductBrandPriceRatingReviewsClick shareTrend 1 ![ACDelco Professional 18221L Molded Branched Heater Hose Black](https://m.media-amazon.com/images/I/21+pwPtmdxL.jpg) [**ACDelco Professional 18221L Molded Branched Heater Hose Black**](https://www.amazon.com/dp/B000C9DV8C) ACDelco$36.714.8★1,0954%▼falling 2 ![15834773 22884219 Engine Heater Inlet & Lower Radiator Outlet Hose Pipe Assembly for Cadillac Escalade Chevrolet Avalanche Suburban Silverado Tahoe GMC Sierra Yukon 2007-2014 Heater Core Supply Hose](https://m.media-amazon.com/images/I/31-KQDLwlqL.jpg) [**15834773 22884219 Engine Heater Inlet & Lower Radiator Outlet Hose Pipe Assembly for Cadillac Escalade Chevrolet Avalanche Suburban Silverado Tahoe GMC Sierra Yukon 2007-2014 Heater Core Supply Hose**](https://www.amazon.com/dp/B0FNDTXZK9) HIHIAV$31.443.7★203%▲rising 3 ![Dorman 626-111 HVAC Heater Hose Assembly Compatible with Select Cadillac/Chevrolet/GMC Models](https://m.media-amazon.com/images/I/31F3XsY4t1L.jpg) [**Dorman 626-111 HVAC Heater Hose Assembly Compatible with Select Cadillac/Chevrolet/GMC Models**](https://www.amazon.com/dp/B00IWO66R2) Dorman$38.094.6★6403%▼falling 4 ![5Ft ID 3/4 Heater Hose Silicone Radiator Hose with 650PSI Rupture Pressure for Water/Gas Transportation Professional Car Accessories Coolant Hoses for Vehicle Cooling Systems (3/4 5FT)](https://m.media-amazon.com/images/I/31ZVaeTYNlL.jpg) [**5Ft ID 3/4 Heater Hose Silicone Radiator Hose with 650PSI Rupture Pressure for Water/Gas Transportation Professional Car Accessories Coolant Hoses for Vehicle Cooling Systems (3/4 5FT)**](https://www.amazon.com/dp/B0F52CMNBX) YGDMD$14.874.6★1603%▲rising 5 ![MOTOKU HVAC Engine Heater Inlet & Lower Radiator Outlet Hose Pipe Assembly for Cadillac Escalade Chevrolet Avalanche Suburban Silverado Tahoe GMC Sierra Yukon 2007-2014 Heater Core Supply Hose](https://m.media-amazon.com/images/I/31bkF7S30cL.jpg) [**MOTOKU HVAC Engine Heater Inlet & Lower Radiator Outlet Hose Pipe Assembly for Cadillac Escalade Chevrolet Avalanche Suburban Silverado Tahoe GMC Sierra Yukon 2007-2014 Heater Core Supply Hose**](https://www.amazon.com/dp/B0CZ75NF19) MOTOKU$32.033.8★1013%—flat 6 ![Dorman 800-409HP Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose Compatible with Select Models (OE FIX)](https://m.media-amazon.com/images/I/31tYsjG7liL.jpg) [**Dorman 800-409HP Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose Compatible with Select Models (OE FIX)**](https://www.amazon.com/dp/B07RK3JYZN) Dorman$16.024.7★7772%▼falling 7 ![MOTOKU Engine HAVC Heater Hose Assembly w/Connector Kit for Chevy Tahoe Suburban Silverado Avalanche for GMC Yukon Sierra for Cadillac Escalade 2000-2006](https://m.media-amazon.com/images/I/31a3LzThMAL.jpg) [**MOTOKU Engine HAVC Heater Hose Assembly w/Connector Kit for Chevy Tahoe Suburban Silverado Avalanche for GMC Yukon Sierra for Cadillac Escalade 2000-2006**](https://www.amazon.com/dp/B0DS8RJSSN) MOTOKU$29.753.4★392%▲rising 8 ![EVIL ENERGY 5/8 Heater Hose Coolant Radiator Straight 100PSI SAE 20R3 10FT Black](https://m.media-amazon.com/images/I/416YW3NnLLL.jpg) [**EVIL ENERGY 5/8 Heater Hose Coolant Radiator Straight 100PSI SAE 20R3 10FT Black**](https://www.amazon.com/dp/B0BRJFG4B8) EVIL ENERGY$27.314.8★9282%—flat 9 ![A-Premium 2Pcs Inlet and Outlet HVAC Heater Hose Pipe Line Assembly Compatible with Chevrolet Traverse 2009-2017 & GMC Acadia 2007-2017 & Buick Enclave 2008-2017 with Clamps](https://m.media-amazon.com/images/I/41-eKxVVfUL.jpg) [**A-Premium 2Pcs Inlet and Outlet HVAC Heater Hose Pipe Line Assembly Compatible with Chevrolet Traverse 2009-2017 & GMC Acadia 2007-2017 & Buick Enclave 2008-2017 with Clamps**](https://www.amazon.com/dp/B0FG3C8CR8) A-Premium$29.464.4★222%▲rising 10 ![AUTOKAY 20765678 HAVC Inlet Heater Hose Fits for Buick Enclave for Chevrolet Traverse for GMC Acadia Engine Heater Hose](https://m.media-amazon.com/images/I/31m4b90iN0L.jpg) [**AUTOKAY 20765678 HAVC Inlet Heater Hose Fits for Buick Enclave for Chevrolet Traverse for GMC Acadia Engine Heater Hose**](https://www.amazon.com/dp/B0C33WPBKX) AUTOKAY$20.084.6★2062%—flat 11 ![MOTOKU HVAC Heater Hose for Chevrolet Silverado 1500 for GMC Sierra 1500 2014-2019](https://m.media-amazon.com/images/I/31uE-gl80wL.jpg) [**MOTOKU HVAC Heater Hose for Chevrolet Silverado 1500 for GMC Sierra 1500 2014-2019**](https://www.amazon.com/dp/B0DSJ38GVZ) MOTOKU$29.383.0★262%—flat 12 ![Dorman 800-414HP Metal Heater Hose Connector Compatible with Select Cadillac/Chevrolet/GMC Models (OE FIX)](https://m.media-amazon.com/images/I/41ug1YfuvhL.jpg) [**Dorman 800-414HP Metal Heater Hose Connector Compatible with Select Cadillac/Chevrolet/GMC Models (OE FIX)**](https://www.amazon.com/dp/B0DKWCLPM6) Dorman$22.644.8★1641%▼falling 13 ![Dorman 800-413HP Metal Heater Hose Connector Compatible with Select Cadillac/Chevrolet/GMC Models (OE FIX)](https://m.media-amazon.com/images/I/31SO8FF5AuL.jpg) [**Dorman 800-413HP Metal Heater Hose Connector Compatible with Select Cadillac/Chevrolet/GMC Models (OE FIX)**](https://www.amazon.com/dp/B0DKWC5LPK) Dorman$24.534.7★1271%—flat 14 ![5Ft ID 5/8 Heater Hose Silicone Radiator Hose with 650PSI Rupture Pressure for Water/Gas Transportation Professional Car Accessories Coolant Hoses for Vehicle Cooling Systems (5/8 5FT)](https://m.media-amazon.com/images/I/31ZVaeTYNlL.jpg) [**5Ft ID 5/8 Heater Hose Silicone Radiator Hose with 650PSI Rupture Pressure for Water/Gas Transportation Professional Car Accessories Coolant Hoses for Vehicle Cooling Systems (5/8 5FT)**](https://www.amazon.com/dp/B0F52L7GP7) YGDMD$13.134.6★1601%▲rising 15 ![Dorman 626-553 Engine Heater Hose Assembly Compatible with Select Cadillac/Chevrolet/GMC Models (OE FIX)](https://m.media-amazon.com/images/I/31FHWVPJZ0L.jpg) [**Dorman 626-553 Engine Heater Hose Assembly Compatible with Select Cadillac/Chevrolet/GMC Models (OE FIX)**](https://www.amazon.com/dp/B00GYWDMGM) Dorman$40.444.7★1381%—flat **~~Showing 15 of 170 — show all ~~** ## **Product shelf** All 170 tracked products in this niche. Top sellersNewestTrending [![ACDelco Professional 18221L Molded Branched Heater Hose Black](https://m.media-amazon.com/images/I/21+pwPtmdxL.jpg)**ACDelco Professional 18221L Molded Branched Heater Hose Black** ACDelco**$36.71**4.8★1,095 reviews](https://www.amazon.com/dp/B000C9DV8C) [![15834773 22884219 Engine Heater Inlet & Lower Radiator Outlet Hose Pipe Assembly for Cadillac Escalade Chevrolet Avalanche Suburban Silverado Tahoe GMC Sierra Yukon 2007-2014 Heater Core Supply Hose](https://m.media-amazon.com/images/I/31-KQDLwlqL.jpg)**15834773 22884219 Engine Heater Inlet & Lower Radiator Outlet Hose Pipe Assembly for Cadillac Escalade Chevrolet Avalanche Suburban Silverado Tahoe GMC Sierra Yukon 2007-2014 Heater Core Supply Hose** HIHIAV**$31.44**3.7★20 reviews](https://www.amazon.com/dp/B0FNDTXZK9) [![Dorman 626-111 HVAC Heater Hose Assembly Compatible with Select Cadillac/Chevrolet/GMC Models](https://m.media-amazon.com/images/I/31F3XsY4t1L.jpg)**Dorman 626-111 HVAC Heater Hose Assembly Compatible with Select Cadillac/Chevrolet/GMC Models** Dorman**$38.09**4.6★640 reviews](https://www.amazon.com/dp/B00IWO66R2) [![5Ft ID 3/4 Heater Hose Silicone Radiator Hose with 650PSI Rupture Pressure for Water/Gas Transportation Professional Car Accessories Coolant Hoses for Vehicle Cooling Systems (3/4 5FT)](https://m.media-amazon.com/images/I/31ZVaeTYNlL.jpg)**5Ft ID 3/4 Heater Hose Silicone Radiator Hose with 650PSI Rupture Pressure for Water/Gas Transportation Professional Car Accessories Coolant Hoses for Vehicle Cooling Systems (3/4 5FT)** YGDMD**$14.87**4.6★160 reviews](https://www.amazon.com/dp/B0F52CMNBX) [![MOTOKU HVAC Engine Heater Inlet & Lower Radiator Outlet Hose Pipe Assembly for Cadillac Escalade Chevrolet Avalanche Suburban Silverado Tahoe GMC Sierra Yukon 2007-2014 Heater Core Supply Hose](https://m.media-amazon.com/images/I/31bkF7S30cL.jpg)**MOTOKU HVAC Engine Heater Inlet & Lower Radiator Outlet Hose Pipe Assembly for Cadillac Escalade Chevrolet Avalanche Suburban Silverado Tahoe GMC Sierra Yukon 2007-2014 Heater Core Supply Hose** MOTOKU**$32.03**3.8★101 reviews](https://www.amazon.com/dp/B0CZ75NF19) [![Dorman 800-409HP Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose Compatible with Select Models (OE FIX)](https://m.media-amazon.com/images/I/31tYsjG7liL.jpg)**Dorman 800-409HP Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose Compatible with Select Models (OE FIX)** Dorman**$16.02**4.7★777 reviews](https://www.amazon.com/dp/B07RK3JYZN) [![MOTOKU Engine HAVC Heater Hose Assembly w/Connector Kit for Chevy Tahoe Suburban Silverado Avalanche for GMC Yukon Sierra for Cadillac Escalade 2000-2006](https://m.media-amazon.com/images/I/31a3LzThMAL.jpg)**MOTOKU Engine HAVC Heater Hose Assembly w/Connector Kit for Chevy Tahoe Suburban Silverado Avalanche for GMC Yukon Sierra for Cadillac Escalade 2000-2006** MOTOKU**$29.75**3.4★39 reviews](https://www.amazon.com/dp/B0DS8RJSSN) [![EVIL ENERGY 5/8 Heater Hose Coolant Radiator Straight 100PSI SAE 20R3 10FT Black](https://m.media-amazon.com/images/I/416YW3NnLLL.jpg)**EVIL ENERGY 5/8 Heater Hose Coolant Radiator Straight 100PSI SAE 20R3 10FT Black** EVIL ENERGY**$27.31**4.8★928 reviews](https://www.amazon.com/dp/B0BRJFG4B8) ## **Reviews** What buyers praise and complain about, mined from review topics. ### **What buyers love ** **Size-Overall**26% *“Fits like OEM”* **Quality-Overall**18% *“Quality was solid”* **Value For Money**7% *“Worth it”* **Advertised Vs Actual Product**7% *“Product is as advertised”* **Leak-Proof**6% *“Not leaking”* **Assembly/Installation**6% *“no hassle install”* **Efficiency**5% *“Hose works amazing”* **Durability**3% *“It is a very durable part”* **Material Quality**3% *“the material feels durable”* **Heating**2% *“Works great as a replacement to the stock gmt800 heater hose connector”* ### **What buyers complain about ** **Size-Overall**15% *“They are too big”* **Leak-Proof**15% *“it leaked”* **Quality-Overall**8% *“Bad quality”* **Compatibility-Overall**7% *“this product wasn't compatible”* **Durability**4% *“They break too easy by tightening”* **Coolant**4% *“leaked all my coolant”* **Assembly/Installation**3% *“Installation can be a bit annoying”* **Advertised Vs Actual Product**3% *“The listing is incorrect”* **Ease Of Use**3% *“Some areas were harder to get to than others”* **Defective Material/Parts**2% *“The parts we put on started leaking”* #### **Top return reasons**- Size-Overall48% - Compatibility-Overall11% - Defective Material/Parts6% - Advertised Vs Actual Product6% - Leak-Proof3% - Value For Money3% - Assembly/Installation3% - Coolant3% - Connectivity-Overall2% - Material Quality2%