Description: 5.3, 6.2L. Silverado, sierra. 5.3l (l84). Silverado, sierra. 5.3l (l82). Silverado, sierra. 6.2l. 3.0L diesel. Designed to help keep your automatic transmission fluid cool This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors GM Genuine Parts are designed, engineered and tested to rigorous standards and are backed by General Motors