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Heating and Cooling› Radiators

Toyo

Radiator Assembly

$307.87 $225.81 Save $82.06

SKU: 16400-31370

In Stock
In Stock
Ships by Aug 5
Free Shipping over $100
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Genuine Lexus 16400-31370 Radiator Assembly is engineered to restore your vehicle's cooling system to its original performance specifications. This radiator assembly is constructed with quality materials, including aluminum core and plastic tanks, and features a 1-row core design. It has core dimensions of 400x708mm and tank dimensions of 48/40x735mm, with a DPI of 2782, ensuring efficient heat dissipation. The product is new and comes with the guarantee of Lexus's factory warranty. This radiator assembly is specifically designed for the following Lexus models: the 2006 GS300 (6 Cyl 3.0L, 6 Cyl 3.5L), 2007-2011 GS350 (6 Cyl 3.0L, 6 Cyl 3.5L), 2006-2007 GS430 (6 Cyl 3.0L, 6 Cyl 3.5L), 2007-2008 GS450h (6 Cyl 3.5L), and 2008-2011 GS460 (6 Cyl 3.5L). It is important to confirm fitment with your specific vehicle's trim and engine details to ensure compatibility.

MIA's Description

The Lexus 16400-31370 is a genuine Lexus radiator assembly designed as a direct replacement. This radiator helps restore factory performance and is compatible with various Lexus GS models from 2006 to 2011. It is manufactured by Lexus to meet high standards, ensuring reliability and durability.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandToyo
Part Number16400-31370
CategoryHeating and Cooling

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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