Koyorad A13612 Radiator

Koyorad A13612 Radiator for Lexus IS300 and IS200t

The Koyorad A13612 radiator is an OE-equivalent replacement built for select Lexus applications. It uses an aluminum core with plastic tanks to support efficient heat transfer and reliable cooling performance in a direct-fit replacement format.

Key Features

• Aluminum core construction for effective thermal management
• Single-row core design
• Core dimensions: 15.75 in. height, 28.8125 in. width, 1.0625 in. thickness
• 1.5 in. inlet and 1.5 in. outlet diameters
• Plastic tank material for OE-style construction
• OE-equivalent replacement from Koyorad

Product Details

Koyorad Radiator A13612 is engineered as a direct replacement radiator for 2018-2020 Lexus IS300 and 2016-2017 Lexus IS200t. Koyorad focuses on replacement radiators that match original-equipment expectations for fit and function, making this part a practical choice when restoring cooling system performance on a Lexus IS300 or Lexus IS200t. The A13612 part number identifies this specific radiator application for buyers searching by exact fitment.

This radiator is built around a 1-row aluminum core with plastic end tanks, a common OE-style layout for balanced cooling efficiency and durability. The inlet and outlet both measure 1.5 inches, which helps simplify hose matching during replacement. If you are searching for a Koyorad A13612 radiator for Lexus IS300 or a Koyorad A13612 radiator for Lexus IS200t, this unit is listed for those model years and positions shown below.

Common Cooling System Issues It May Address

• Cracked or leaking radiator tanks
• Corrosion or damage in the radiator core
• Restricted coolant flow from an aging radiator
• Overheating caused by reduced heat dissipation
• Cooling system service needs after radiator failure

Installation Notes and Tips

Verify radiator dimensions, inlet and outlet sizes, and vehicle fitment before installation. Inspect hoses, clamps, and coolant condition during replacement, and confirm the cooling system is properly bled after installation to help prevent trapped air. For fitment reference, this part fits 2018-2020 Lexus IS300 and 2016-2017 Lexus IS200t.

Quality Assurance

Koyorad states that its radiators are manufactured as OE-equivalent replacements using technical experience developed for accurate replacement applications. This part cross-references no listed alternate part numbers in the provided data.