Davies Craig Transmission Oil Cooler Kit, 23 Plate Hydra-Cool, 3/8" Hose Size, DC-623

The Hydra-Cool® Transmission Oil Cooler (DC-623) is an effective and economical solution for keeping your transmission at its optimum operating temperature. Designed for 4.2L engines and larger, this cooler features high-efficiency turbulators inside each tube that direct fluid for superior heat transfer. Its unique plate & fin design requires 33% less space than comparable tube and fin coolers, making it perfect for tight engine bays where mounting space is limited.

Built for performance and durability, the Hydra-Cool® is 100% pressure-tested at 150psi to ensure high-quality standards. The cooler comes with pre-drilled mounting plates for easy installation and 3/8" (9mm) push-on fittings for quick and simple setup, ensuring your transmission stays cool even under heavy load.

Key Features:

33% More Efficient than traditional tube and fin coolers – Superior heat transfer in a compact design.

Compact Plate & Fin Design – Requires 33% less space, ideal for tight engine bays.

Pre-Drilled Mounting Plates – Makes installation easier and faster.

Internal Turbulation – Maximizes heat transfer efficiency.

Quick Fit Kit – Includes 3/8" push-on fittings for easy installation.

Warranty: 1 year

Components Included:

Cooler Core x 1

3/8" Hose x 1 (1.4m)

Hose Clamps x 4

Quick Fit Kit Nylon Ties x 4

Detailed Instructions

Specifications:

Core Thickness: 20mm

Core Width: 247mm

Core Height: 200mm

Inlet/Outlet: 3/8" (9mm)

Number of Plates: 23