---
product_id: 614949695
title: "1-123840 Extended Performance High Mileage 5W-20, Gray; 5QT (Pack of 2)"
brand: "mobil"
price: "€ 253.45"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/614949695-1-123840-extended-performance-high-mileage-5w-20-gray-5qt
store_origin: FI
region: Finland
---

# Up to 20,000 miles protection Heat resistance up to 500°F Cold start protection to -40°F 1-123840 Extended Performance High Mileage 5W-20, Gray; 5QT (Pack of 2)

**Brand:** mobil
**Price:** € 253.45
**Availability:** ✅ In Stock

## Summary

> 🚗 Keep your high-mileage engine running like new—because every mile counts!

## Quick Answers

- **What is this?** 1-123840 Extended Performance High Mileage 5W-20, Gray; 5QT (Pack of 2) by mobil
- **How much does it cost?** € 253.45 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/614949695-1-123840-extended-performance-high-mileage-5w-20-gray-5qt)

## Best For

- mobil enthusiasts

## Why This Product

- Trusted mobil brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Fuel Economy Booster:** Meets ILSAC GF-6 standards to reduce friction and improve your MPG.
- • **Triple Action+ Formula:** Maximize engine performance, protection, and cleanliness in one advanced blend.
- • **Long-Lasting Engine Care:** Go up to 20,000 miles between oil changes with confidence.
- • **High Mileage Engine Savior:** Specifically designed for engines with 75,000+ miles to extend life and prevent leaks.
- • **Extreme Temperature Defense:** Protects your engine from scorching heat and freezing cold starts.

## Overview

Mobil 1 Extended Performance High Mileage 5W-20 is a full-synthetic motor oil engineered for engines with over 75,000 miles. It offers up to 20,000 miles of protection per oil change, superior heat resistance up to 500°F, and cold start protection down to -40°F. Featuring Mobil 1’s Triple Action+ Formula, it enhances engine performance, prevents sludge buildup, and meets ILSAC GF-6 standards to protect against low-speed pre-ignition and timing chain wear, while improving fuel economy.

## Description

Sponsored Ad - Mobil 1-123840 Extended Performance High Mileage 5W-20; 5QT, Gray (Pack of 2)

## Features

- The information below is per-pack only
- Mobil 1 Extended Performance High Mileage full-synthetic motor oil 5W-20 is designed for engines with over 75,000 miles to go up to 20,000 miles between oil changes.*
- Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of power
- Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
- Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -40 degrees F)
- Helps extend engine life by working to prevent damaging deposits and sludge buildup

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Mobil 1 |
| Brand | Mobil |
| Item Weight | 18.48 pounds |
| Product Dimensions | 4.4 x 8.1 x 12.66 inches |
| Item model number | Extended Performance High Mileage |
| Manufacturer Part Number | 123840 |
| Viscosity | 5w-20 |

## Product Details

- **Viscosity:** 5w-20
- **Brand:** Mobil
- **Vehicle Service Type:** Car
- **Manufacturer:** Mobil 1
- **Size:** 5 Quart (Pack of 2)

## Images

![1-123840 Extended Performance High Mileage 5W-20, Gray; 5QT (Pack of 2) - Image 1](https://m.media-amazon.com/images/I/719JVU7W3CL.jpg)

## Available Options

This product comes in different **Configuration, Size, Style** options.

## Frequently Bought Together

- Mobil 1-123840 Extended Performance High Mileage 5W-20; 5QT, Gray (Pack of 2)
- ACDelco GM Original Equipment PF2232 Engine Oil Filter
- Mobil 1 122260 5W-40 Turbo Diesel Synthetic Motor Oil - 1 Gallon (Pack of 3)

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**Shop now:** [https://www.desertcart.fi/products/614949695-1-123840-extended-performance-high-mileage-5w-20-gray-5qt](https://www.desertcart.fi/products/614949695-1-123840-extended-performance-high-mileage-5w-20-gray-5qt)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-24*