---
product_id: 65107744
title: "1993-2003 Cummins 5.9L B-Series & ISB Engine | Oil Cooler | Alliant Power # AP63467 | OEM Part #'s: 3921558, 3957544, 4713985AB"
brand: "alliant power"
price: "£299.91"
currency: GBP
in_stock: true
category: "Alliant Power"
url: https://www.desertcart.co.uk/products/65107744-1993-2003-cummins-5-9l-b-series-and-isb-engine
store_origin: GB
region: United Kingdom
---

# 24-month unlimited mileage warranty Fits 1993-2003 Cummins 5.9L engines OEM-spec precision fit 1993-2003 Cummins 5.9L B-Series & ISB Engine | Oil Cooler | Alliant Power # AP63467 | OEM Part #'s: 3921558, 3957544, 4713985AB

**Brand:** alliant power
**Price:** £299.91
**Availability:** ✅ In Stock

## Summary

> 🔥 Keep your Cummins cool and cruising with confidence! 🛻

## Quick Answers

- **What is this?** 1993-2003 Cummins 5.9L B-Series & ISB Engine | Oil Cooler | Alliant Power # AP63467 | OEM Part #'s: 3921558, 3957544, 4713985AB by alliant power
- **How much does it cost?** £299.91 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/65107744-1993-2003-cummins-5-9l-b-series-and-isb-engine)

## Best For

- alliant power enthusiasts

## Why This Product

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

## Key Features

- • **Broad Compatibility:** Designed specifically for 1993-2003 Cummins 5.9L B-Series & ISB engines with VP44 injection pump.
- • **High-Demand Reliability:** Part of a trusted lineup with over 200 parts for 20+ engine applications, ensuring quality you can count on.
- • **Trusted Technical Support:** Backed by Alliant Power’s first-class expert support to keep your engine running flawlessly.
- • **Engineered to OEM Standards:** Seamless replacement for 3921558, 3957544, 4713985AB ensures perfect compatibility and peak performance.
- • **Unmatched Warranty Coverage:** 24 months unlimited mileage warranty means worry-free durability on every mile.

## Overview

The Alliant Power AP63467 Oil Cooler is a direct OEM-spec replacement for 1993-2003 Cummins 5.9L B-Series and ISB engines, featuring a robust 24-month unlimited mileage warranty and backed by expert technical support. Engineered for perfect fit and reliable cooling, it ensures your diesel engine stays efficient and protected under demanding conditions.

## Description

OIL COOLER for CUMMINS 5.9L Engine Alliant Power # AP63467 OEM Part Number: 3921558, 3957544, 4713985AB This Oil Cooler fits the following vehicles: YEAR RANGE -- APPLICATION: 1993-1998 -- 5.9L B-Series, 12-Valve 1998-2003 -- 5.9L ISB with VP44 Comes with Alliant Power's 24 month unlimited mileage Warranty! Note: Only Alliant Power Dealers can process an Alliant Power warranty claim. Authorized Alliant Power Dealer: Diamond Diesel & Turbocharger Service

## Features

- All Alliant Power Oil Coolers are backed with a 24 month unlimited Mileage warranty.
- Alliant Power Products are backed by First Class Technical Support.
- Alliant Power supplies over 200 high demand parts for over 20 different engine applications.
- Alliant Power Products are built to OEM specifications and testing.
- Replaces OEM Part Numbers: 3921558, 3957544, 4713985AB

## Images

![1993-2003 Cummins 5.9L B-Series & ISB Engine | Oil Cooler | Alliant Power # AP63467 | OEM Part #'s: 3921558, 3957544, 4713985AB - Image 1](https://m.media-amazon.com/images/I/41Nap21LdfL.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.uk/products/65107744-1993-2003-cummins-5-9l-b-series-and-isb-engine](https://www.desertcart.co.uk/products/65107744-1993-2003-cummins-5-9l-b-series-and-isb-engine)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-31*