--- product_id: 729216503 title: "800-409HP Coolant Connector HVAC Heater Hose Connector For Buick/GMC/Lincoln Select Models, Inlet/Outlet 3/4In, Tube x 5/8In, Stainless Steel (2-PACK)" brand: "dearchan" price: "209.88 DT" currency: TND in_stock: true category: "Dear Chan" url: https://www.desertcart.tn/products/729216503-800-409hp-coolant-connector-hvac-heater-hose-connector-for-buick store_origin: TN region: Tunisia --- # Stainless steel durability Wide Buick/GMC/Lincoln compatibility Precise OEM fit 800-409HP Coolant Connector HVAC Heater Hose Connector For Buick/GMC/Lincoln Select Models, Inlet/Outlet 3/4In, Tube x 5/8In, Stainless Steel (2-PACK) **Brand:** dearchan **Price:** 209.88 DT **Availability:** ✅ In Stock ## Summary > 🔧 Upgrade your ride’s heartbeat with precision and power! ## Quick Answers - **What is this?** 800-409HP Coolant Connector HVAC Heater Hose Connector For Buick/GMC/Lincoln Select Models, Inlet/Outlet 3/4In, Tube x 5/8In, Stainless Steel (2-PACK) by dearchan - **How much does it cost?** 209.88 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/729216503-800-409hp-coolant-connector-hvac-heater-hose-connector-for-buick) ## Best For - dearchan enthusiasts ## Why This Product - Trusted dearchan brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Endure:** Crafted from corrosion-resistant stainless steel for unmatched strength and longevity. - • **Dual Pack Value:** Two connectors included—double the reliability, double the peace of mind. - • **Precision Engineering:** OEM-spec dimensions ensure a flawless, leak-proof connection every time. - • **Seamless Compatibility:** Engineered to fit Buick, Cadillac, Chevrolet, and GMC models perfectly—no guesswork needed. - • **Quick Connect, Quick Replace:** Designed with quick disconnect and hose barb ends for effortless installation and maintenance. ## Overview The 800-409HP Coolant Connector is a premium stainless steel HVAC heater hose adapter designed for select Buick, GMC, Lincoln, Cadillac, and Chevrolet models. Featuring quick disconnect ends and OEM-accurate dimensions, it guarantees a durable, corrosion-resistant, and easy-to-install replacement that ensures optimal coolant flow and long-term reliability. Sold in a convenient 2-pack for enhanced value. ## Description STRONG COMPATIBILITY - For Buick Rainier 2006-2007, for Cadillac Deville 2002-2005, for Cadillac Escalade 1999-2014, for Cadillac Seville 2002-2004, for Chevrolet Astro 2004-2005, for Chevrolet Avalanche 2007-2013, for Chevrolet Avalanche 1500 2500 2002-2004. More compatible models refer to Product Description. Please double check this replacement whether fits your model before purchase ## Features - STRONG COMPATIBILITY - For Buick Rainier 2006-2007, for Cadillac Deville 2002-2005, for Cadillac Escalade 1999-2014, for Cadillac Seville 2002-2004, for Chevrolet Astro 2004-2005, for Chevrolet Avalanche 2007-2013, for Chevrolet Avalanche 1500 2500 2002-2004. More compatible models refer to Product Description. Please double check this replacement whether fits your model before purchase - BULIT TO LAST - Crafted from stainless steel with durable construction for great strength, wearing & corrosion resistace, deformation protectionl. Carefully selected material, throgh try-on, corrosion, heat and pressure tested, can reduce damage from heat fatigue and vibration, ensure high reliability and long-term service - DIRECT REPLACEMENT - Replace part number 15032062, 15151873, 1515875, 15792820, 15792821, 15792822, 15834772, 15834773, 800409, 800-409HP. Directly replace the old, worn out Coolant Connector, specifically engineered to ensure perfect fit and function seamlessly with your model - CONNECTOR SPECIFICATION - End Type: Quick Disconnect / Hose Barb; Inlet/Outlet 3/4In, Tube x 5/8In. Through improved desigen, the Heater Core Coolant Hose Connector provides stable performance and high reliability for your equipment part - EASY TO INSTALL - Professional designed and manufactured from OEM specifications, our coolant connectors well match original equipment form and dimensions, for precise connection, easy replacement and quick installation ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DPHH1WZQ | | ASIN | B0DPHH1WZQ | | Brand Name | DearChan | | Color | Silver | | Connector Type | Adapter | | Customer Reviews | 4.7 4.7 out of 5 stars (26) | | Customer reviews | 4.7 4.7 out of 5 stars (26) | | Date First Available | 14 January 2025 | | Exterior Finish | Alloy Steel | | Included Components | Coolant Connector | | Item Dimensions | 7.5 x 3.5 x 3.5 centimeters | | Item Weight | 0.22 Pounds | | Item model number | 800-409HP | | Manufacturer | DearChan | | Manufacturer | DearChan | | Manufacturer Part Number | 800-409HP | | Material Type | Alloy Steel | | Model Number | 800-409HP | | Number of Pieces | 2 | | Product Dimensions | 7.49 x 3.51 x 3.51 cm; 99.79 g | | Thread Type | NPT | | Unit Count | 2.0 Count | ## Product Details - **Brand:** DearChan - **Colour:** Silver - **Connector type:** Adapter - **Item dimensions L x W x H:** 7.5 x 3.5 x 3.5 centimeters - **Material:** Alloy Steel ## Images ![800-409HP Coolant Connector HVAC Heater Hose Connector For Buick/GMC/Lincoln Select Models, Inlet/Outlet 3/4In, Tube x 5/8In, Stainless Steel (2-PACK) - Image 1](https://m.media-amazon.com/images/I/614UGyk58JL.jpg) ![800-409HP Coolant Connector HVAC Heater Hose Connector For Buick/GMC/Lincoln Select Models, Inlet/Outlet 3/4In, Tube x 5/8In, Stainless Steel (2-PACK) - Image 2](https://m.media-amazon.com/images/I/71JB4KuKawL.jpg) ![800-409HP Coolant Connector HVAC Heater Hose Connector For Buick/GMC/Lincoln Select Models, Inlet/Outlet 3/4In, Tube x 5/8In, Stainless Steel (2-PACK) - Image 3](https://m.media-amazon.com/images/I/717qrcru2dL.jpg) ![800-409HP Coolant Connector HVAC Heater Hose Connector For Buick/GMC/Lincoln Select Models, Inlet/Outlet 3/4In, Tube x 5/8In, Stainless Steel (2-PACK) - Image 4](https://m.media-amazon.com/images/I/71d1wo8a8wL.jpg) ![800-409HP Coolant Connector HVAC Heater Hose Connector For Buick/GMC/Lincoln Select Models, Inlet/Outlet 3/4In, Tube x 5/8In, Stainless Steel (2-PACK) - Image 5](https://m.media-amazon.com/images/I/71NQIxeaXjL.jpg) ## Available Options This product comes in different **Style** options. ## Frequently Bought Together - 800-409HP Coolant Connector HVAC Heater Hose Connector For Buick/GMC/Lincoln Select Models, Inlet/Outlet 3/4In, Tube x 5/8In, Stainless Steel (2-PACK) - Bentolin Heater Hose Quick Disconnect Tool Heater Line Release Tool for GM 3/4'' Replacement 39190 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/729216503-800-409hp-coolant-connector-hvac-heater-hose-connector-for-buick](https://www.desertcart.tn/products/729216503-800-409hp-coolant-connector-hvac-heater-hose-connector-for-buick) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-01*