OEM-Equivalent Quality Standard certified

OEM-Equivalent Quality Standard

ICEBOX Replacement Parts certified

ICEBOX Replacement Parts

Cat 3306 Oil Cooler Core — Reman Parts

Cat 3306 Oil Cooler Core remanufactured replacement parts from Radiator Supply House. Engineered for Caterpillar 3306 engines used in construction, mining, and industrial equipment, these oil cooler cores maintain optimal engine temperatures, prevent overheating, and extend engine life with OEM-equivalent quality.

Oil Coolers Collection — incl. Engine & Transmission Oil Cooler Lines
Caterpillar Cooling Components Collection
Radiator Supply House - Machinery Cooling Components Collection

Our Range of Products

Oil Coolers Collection — incl. Engine & Transmission Oil Cooler Lines

Oil Coolers Collection — incl. Engine & Transmission Oil Cooler Lines

  • 1,466+ oil cooler SKUs in catalog
  • Fits Cat, Deere, Komatsu & more
  • Covers construction, ag & oil/gas
Caterpillar Cooling Components Collection

Caterpillar Cooling Components Collection

  • 1,200+ Caterpillar-compatible SKUs
  • Radiators, oil coolers & full packages
  • Fits heavy construction & mining CAT
Radiator Supply House - Machinery Cooling Components Collection

Radiator Supply House - Machinery Cooling Components Collection

  • 4,885+ cooling components available
  • Covers Cat, Deere, Komatsu & more
  • Radiators, coolers & full packages

Frequently Asked Questions

How much oil does a 3306 Cat engine take?

The Caterpillar 3306 engine typically holds approximately 10 to 12 gallons (38–45 liters) of engine oil, depending on the specific configuration and application. Always refer to your equipment's service manual for the exact oil capacity and the recommended oil specification for your operating conditions.

What is a remanufactured oil cooler core for the Cat 3306?

What equipment uses the Cat 3306 engine oil cooler core?

How do I know if my Cat 3306 oil cooler core needs replacement?

Are Radiator Supply House Cat 3306 oil cooler cores OEM compatible?

How can I get pricing for a Cat 3306 oil cooler core?

Does Radiator Supply House ship Cat 3306 oil cooler cores across the USA?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Construction & Mining

Construction & Mining

Replacement oil cooler cores for Cat 3306-powered dozers, graders, loaders, and excavators on job sites.

Industrial & Power Generation

Industrial & Power Generation

Oil cooler cores for Cat 3306-powered industrial generator sets and stationary power equipment.

Oil & Gas Operations

Oil & Gas Operations

Durable oil cooler cores for Cat 3306 engines used in drilling rigs and frac equipment in the field.

Agriculture & Forestry

Agriculture & Forestry

Oil cooler replacements for Cat 3306-powered forestry machines, tractors, and agricultural equipment.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

You might also like

Why Construction & Mining Operators Choose Radiator Supply House

Extensive CAT-Compatible Inventory

Over 1,200 Caterpillar-compatible cooling components in stock, including hard-to-find 3306 oil cooler cores for diverse equipment models.

OEM-Equivalent Reman Quality

ICEBOX remanufactured parts deliver OEM-grade performance and fit, ensuring your Cat 3306 engine runs within safe operating temperatures.

Specialized Cooling System Expertise

Dedicated cooling system supplier with deep knowledge across radiators, oil coolers, and charge air coolers for heavy equipment and industrial machinery.

Get a Quote on Cat 3306 Oil Cooler Core Parts

Submit your request and our cooling system specialists will respond with pricing and availability for your Cat 3306 application.

Contact Us Today

For immediate assistance, feel free to give us a direct call at +1 877-615-3002.