--- product_id: 544256897 title: "CU2370 34 Inch Aluminum Radiator for 1999-2014 Chevy Avalanche Tahoe Silverado Suburban 1500 2500 3500 HD, GMC Yukon XL Sierra Hummer H2, Cadillac Escalade ESV EXT V8, 3 Row Radiators" price: "$1265.03" currency: USD in_stock: true reviews_count: 6 url: https://www.desertcart.us/products/544256897-cu2370-34-inch-aluminum-radiator-for-1999-2014-chevy-avalanche store_origin: US region: United States of America --- # Precision drop-in fit for 1999-2014 GM trucks Dual oil coolers for engine & transmission 100% TIG-welded aircraft-grade aluminum CU2370 34 Inch Aluminum Radiator for 1999-2014 Chevy Avalanche Tahoe Silverado Suburban 1500 2500 3500 HD, GMC Yukon XL Sierra Hummer H2, Cadillac Escalade ESV EXT V8, 3 Row Radiators **Price:** $1265.03 **Availability:** ✅ In Stock ## Summary > ❄️ Stay cool, drive bold: The ultimate radiator upgrade for your GM powerhouse! ## Quick Answers - **What is this?** CU2370 34 Inch Aluminum Radiator for 1999-2014 Chevy Avalanche Tahoe Silverado Suburban 1500 2500 3500 HD, GMC Yukon XL Sierra Hummer H2, Cadillac Escalade ESV EXT V8, 3 Row Radiators - **How much does it cost?** $1265.03 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/544256897-cu2370-34-inch-aluminum-radiator-for-1999-2014-chevy-avalanche) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Unmatched Durability:** Crafted from full aircraft-grade aluminum with 100% TIG welding for long-lasting strength under pressure. - • **Heavy-Duty Reliability:** Designed by automotive experts to withstand harsh conditions and deliver consistent cooling power mile after mile. - • **Effortless Installation:** No modifications needed—bolt it in and get back on the road faster with a perfect fit every time. - • **Seamless OEM Replacement:** Precision-engineered for a direct drop-in fit on Chevy, GMC, Hummer, and Cadillac V8 models from 1999-2014. - • **Optimized Cooling Performance:** Dual oil coolers integrated to keep both engine and transmission temperatures in check during heavy-duty use. ## Overview The COOLINGBEST CU2370 is a 34-inch, 3-row aluminum radiator engineered for 1999-2014 Chevy Avalanche, Tahoe, Silverado, Suburban, GMC Yukon XL, Sierra, Hummer H2, and Cadillac Escalade V8 trucks. Featuring full aircraft-grade aluminum construction with 100% TIG welding, dual oil coolers for engine and transmission, and a precision drop-in fit, it delivers heavy-duty cooling performance and durability designed to endure tough driving conditions. ## Description Buy COOLINGBEST CU2370 34 Inch Aluminum Radiator for 1999-2014 Chevy Avalanche Tahoe Silverado Suburban 1500 2500 3500 HD, GMC Yukon XL Sierra Hummer H2, Cadillac Escalade ESV EXT V8, 3 Row Radiators: Radiators - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: Good - Great cooling power. Bolted right in. Trans lines took some figuring. Jus used the old ones Review: bad welds nd customer service - my radiatiors welds started blowing out coolant after just "2 years" really a year and a half, i contacted on the texting desertcart thing and was told they needed an additional 80 dollars for shipping, i would not reccomment as the hoses are 20 years old and rubber and the radiator welds blew, i would go with something that has a better warrenty and customer service ## Features - Core size: 33 6/7"H x 17 2/3"W x 1 3/4"T; Overall size: 41 1/9"L x 21 3/7"W x 5 1/3"; Inlet/ outlet: 1 3/8''/ 1 4/7'' - Full aircraft-aluminum craftsmanship, 100% welded by TIG - Dual Oil Cooling: Transmission oil cooler, engine oil cooler - Direct OE replacement with drop-in precise fitment and easy installation - Precision-engineered by in-house team of automotive experts, heavy-duty design withstands harsh conditions to deliver enduring quality ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | CoolingSun | | Brand | COOLINGBEST | | Model | COOLINGBEST Radiator | | Item Weight | 37.5 pounds | | Package Dimensions | 42.32 x 24.01 x 8.66 inches | | Item model number | CoolingSun-1453 | | Exterior | Polished | | Manufacturer Part Number | CoolingSun-1453 | | OEM Part Number | 15841574 , 20935856 , 22840116 , 22840115, 15841569 , 15841570 ,15193107 , 15841573 | ## Images ![CU2370 34 Inch Aluminum Radiator for 1999-2014 Chevy Avalanche Tahoe Silverado Suburban 1500 2500 3500 HD, GMC Yukon XL Sierra Hummer H2, Cadillac Escalade ESV EXT V8, 3 Row Radiators - Image 1](https://m.media-amazon.com/images/I/717utcW+YpL.jpg) ![CU2370 34 Inch Aluminum Radiator for 1999-2014 Chevy Avalanche Tahoe Silverado Suburban 1500 2500 3500 HD, GMC Yukon XL Sierra Hummer H2, Cadillac Escalade ESV EXT V8, 3 Row Radiators - Image 2](https://m.media-amazon.com/images/I/81bzaIcvJiL.jpg) ![CU2370 34 Inch Aluminum Radiator for 1999-2014 Chevy Avalanche Tahoe Silverado Suburban 1500 2500 3500 HD, GMC Yukon XL Sierra Hummer H2, Cadillac Escalade ESV EXT V8, 3 Row Radiators - Image 3](https://m.media-amazon.com/images/I/815wcLEhQpL.jpg) ![CU2370 34 Inch Aluminum Radiator for 1999-2014 Chevy Avalanche Tahoe Silverado Suburban 1500 2500 3500 HD, GMC Yukon XL Sierra Hummer H2, Cadillac Escalade ESV EXT V8, 3 Row Radiators - Image 4](https://m.media-amazon.com/images/I/81xgKr-uj2L.jpg) ![CU2370 34 Inch Aluminum Radiator for 1999-2014 Chevy Avalanche Tahoe Silverado Suburban 1500 2500 3500 HD, GMC Yukon XL Sierra Hummer H2, Cadillac Escalade ESV EXT V8, 3 Row Radiators - Image 5](https://m.media-amazon.com/images/I/71QB1HKiviL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐ Good *by N***. on May 22, 2026* Great cooling power. Bolted right in. Trans lines took some figuring. Jus used the old ones ### ⭐ bad welds nd customer service *by M***W on February 13, 2025* my radiatiors welds started blowing out coolant after just "2 years" really a year and a half, i contacted on the texting amazon thing and was told they needed an additional 80 dollars for shipping, i would not reccomment as the hoses are 20 years old and rubber and the radiator welds blew, i would go with something that has a better warrenty and customer service ### ⭐ Damaged when it arrived reordered another one and it arrived damaged also *by F***. on December 31, 2023* Didn’t like was damaged when I got both of them Never got to use them on my caddy ## Frequently Bought Together - 34 Inch 4 Row Aluminum Radiators Replacement for 1999-2014 Chevy Avalanche Tahoe Silverado Suburban 1500 2500 3500 HD GMC Yukon XL Sierra Hum mer H2 for Escalade Radiator Fan Shroud Thermostat Kit - FEL-PRO VS 50504 R-1 Engine Valve Cover Gasket Set for Chevrolet Silverado 1500 - Dorman 625-209 Engine Oil Cooler Hose Assembly Compatible with Select Cadillac / Chevrolet / GMC Models --- ## 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.us/products/544256897-cu2370-34-inch-aluminum-radiator-for-1999-2014-chevy-avalanche](https://www.desertcart.us/products/544256897-cu2370-34-inch-aluminum-radiator-for-1999-2014-chevy-avalanche) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-08-19*