34-Inch Core Radiator

The Alloyworks CU2370 is a 34-inch core, 3-row aluminum radiator engineered for direct replacement installation in a wide range of GM trucks and SUVs from 1999 to 2014. Constructed from aircraft-grade AA5052 aluminum with a brazed core and 100% tig welding, it is built for durability and longevity. The radiator includes integrated transmission and engine oil coolers, an OEM-style brass petcock drain, and a CNC-machined filler neck with a cap. It comes with a shroud and a 12V electric fan with a CFM rating of 1730, along with a thermostat control kit. Vehicle Fitment includes: Cadillac Escalade (2002-2014), Chevrolet Avalanche (2007-2013) and Avalanche 1500 (2002-2006), Chevrolet Silverado 1500 (1999-2013), Silverado 2500 HD (2001-2010, 6.0L Only), Silverado 3500 HD (2007-2010, 6.0L Only), Chevrolet Suburban 1500 (2000-2014) and Suburban 2500 (2000-2010, 6.0L Only), Chevrolet Tahoe (2001-2014) and Tahoe (2000, 4.8L & 5.3L Only), GMC Sierra 1500 (1999-2013), Sierra 2500 HD (2001-2010, 6.0L Only), Sierra 3500 HD (2007-2010, 6.0L Only), GMC Yukon (2001-2014) and Yukon XL 1500 (2000-2014), Yukon XL 2500 (2000-2013, 6.0L Only), and Hummer H2 (2003-2009). Crucially, it is specified as **6.0L Only** for certain Silverado 2500 HD, 3500, Suburban 2500, and Yukon XL 2500 applications, and **Not for 6.6L or 8.1L** engines in those models. Also, certain 2000 Tahoe and 2000 Yukon models are **4.8L & 5.3L Only (Not for 5.7L)**. The product details note that installation requires checking the overall width against the original radiator and that professional installation is highly recommended, with no fitting instructions supplied. This radiator is backed by a 1-year warranty against manufacturing defects and shipping damage.