# MotoRad 1065-180 Engine Coolant Thermostat for 2015-2026 Lexus GS

### Specifications

Gasket or Seal Required: Yes

Bypass Diameter: N/A

Height from Flange to Top of Bridge: 0.89

Jiggle Pin Included: Yes

Mounting Hardware Included: N/A

Flange Diameter (With Seal): 2.50 in

Installation Tool Included: N/A

Mounting Depth From Flange: 1.28

Number Of Gaskets: 0

Material: Steel

Sealing Flange Outside Diameter: 2.50 in

Sealing Flange Outside Diameter: 63.50 mm

Height Between Flanges: 1.28 in

Height Between Flanges: 32.51 mm

Color: Silver

Type: Standard

Height: 2.20 in

Height: 55.88 mm

Gasket Or Seal Included: No

Gasket Quantity: 0

Jiggle Pin Weep Hole: Yes

Start to Open Temperature: 180.0 Deg. F

Flange Thickness: 0.04 in

Flange Thickness: 1.02 mm

### Features

-   Offer precise pressure control
-   Ensure the proper fit
-   Made of high quality materials
-   Easy installation

### Product Details

Engine Coolant Thermostat by MotoRad®. Temperature: 180F. State-of-the-art equipment, strict quality control, and functional testing to each thermostat ensure customers that they can trust the high-quality product used in their vehicle. As cooling system experts, MotoRad knows what is necessary to manufacture a high-quality part that will stand up to the rigors of today’s demanding cooling system environments where others fail.

MotoRad offers a full line of thermostats to replace original equipment thermostats. These parts are manufactured with high-grade duel bridge stainless steel construction and they meet or exceed all original equipment manufacturer requirements. MotoRad also offers standard thermostats in many alternate temperatures.

Brand: MotoRad

Part Number: 1065-180

Alternate MPN: 1065180

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2016

Lexus

GS

2017

Lexus

GS

2018

Lexus

GS

2019

Lexus

GS

2016

Lexus

IS

2017

Lexus

IS

2018

Lexus

IS

2019

Lexus

IS

2020

Lexus

IS

2021

Lexus

IS

2022

Lexus

IS

2023

Lexus

IS

2024

Lexus

IS

2025

Lexus

IS

2026

Lexus

IS

2015

Lexus

NX

2016

Lexus

NX

2017

Lexus

NX

2018

Lexus

NX

2019

Lexus

NX

2020

Lexus

NX

2021

Lexus

NX

2016

Lexus

RC

2017

Lexus

RC

2018

Lexus

RC

2019

Lexus

RC

2020

Lexus

RC

2021

Lexus

RC

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the Vehicle Fitment Table above before purchase.

**What part number is this?**  
The listed part number is 1065-180.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match the compatible vehicle applications listed in the fitment table.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment table before ordering.

### Common Searches

-   Engine Coolant Thermostat for Lexus GS
-   1065-180 fitment
-   MotoRad Engine Coolant Thermostat
-   2016 Lexus GS Engine Coolant Thermostat

## Details

- **Price:** 135.86 CAD
- **Vendor:** MotoRad
- **Type:** Engine Coolant Thermostat
- **Tags:** 1065-180, 2015-2021 Lexus NX, 2016-2019 Lexus GS, 2016-2021 Lexus RC, 2016-2026 Lexus IS, Automotive, Engine Coolant Thermostat, MotoRad

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 135.86 CAD | In stock |

## Images

- MotoRad 1065-180 Engine Coolant Thermostat for 2015-2026 Lexus GS

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/motorad-1065-180-engine-coolant-thermostat)
> Updated: 2026-08-17