Earl's Performance UltraPro Oil Cooler

The Earl's Performance UltraPro Oil Cooler line delivers professional-grade fluid thermal management purpose-built for racing and high-performance street applications. Engineered for durability, efficiency, and long-term reliability, every UltraPro cooler is constructed from premium stacked plate-style aluminum and joined using state-of-the-art brazing technology — producing a leak-free, long-lasting cooler that maintains minimal pressure drop across the full range of operating conditions.

Backed by Earl's Performance Plumbing's decades-long reputation as a trusted name in motorsport fluid handling, the UltraPro series is offered in an extensive range of configurations to suit virtually any installation requirement. Multiple body widths, cooling row counts, and port style options are available — including AN O-Ring Boss (ORB) female ports compatible with standard ORB cooler fittings and AN hose ends, as well as larger male flare port options for applications demanding greater fluid flow capacity. Select variants are offered as fan pack units, featuring integrated premium electric cooling fans and aluminum shrouds engineered for forced-airflow environments.

Key Features:

• Premium stacked plate-style aluminum construction for superior heat dissipation
• State-of-the-art brazing technology for leak-free, long-lasting durability
• Highly efficient cooling design with minimal pressure drop
• Wide selection of cooling row counts and body width configurations
• Multiple AN port style and size options to match plumbing requirements
• Fan pack variants available with integrated premium electric fan(s) and aluminum shroud
• Compatible with standard AN hose ends and ORB cooler fittings
• Optional mounting brackets available separately

Suitable for a Wide Range of Fluid Cooling Applications:

• Engine oil cooling
• Transmission fluid cooling
• Power steering fluid cooling
• Valve spring cooling
• Differential and gearbox cooling
• Any high-performance application requiring effective fluid heat management

As part of the Holley performance family, Earl's Performance continues to set the standard in motorsport-grade fluid handling — trusted by racing teams and engine builders worldwide. The UltraPro line delivers the thermal protection that serious performance builds demand, backed by the engineering expertise and craftsmanship that has defined Earl's since 1955.