---
product_id: 44293740
title: "Fuel/Water Sep Spin-On FS1003 ( SIngle)"
brand: "fleetguard"
price: "S$82"
currency: SGD
in_stock: true
reviews_count: 8
category: "Fleetguard"
url: https://www.desertcart.sg/products/44293740-fuel-water-sep-spin-on-fs1003-single
store_origin: SG
region: Singapore
---

# Largest OD 93.73 mm Overall Height 248.16 mm Thread Size 1-14 UNS-2B Fuel/Water Sep Spin-On FS1003 ( SIngle)

**Brand:** fleetguard
**Price:** S$82
**Availability:** ✅ In Stock

## Summary

> ⛽ Keep your engine running clean and mean with Fleetguard’s FS1003!

## Quick Answers

- **What is this?** Fuel/Water Sep Spin-On FS1003 ( SIngle) by fleetguard
- **How much does it cost?** S$82 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/44293740-fuel-water-sep-spin-on-fs1003-single)

## Best For

- fleetguard enthusiasts

## Why This Product

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

## Key Features

- • **Spin-On Convenience:** Easy installation and replacement with user-friendly spin-on design
- • **Robust Metal Construction:** Durable metal build ensures long-lasting reliability under tough conditions
- • **Trusted Fleetguard Quality:** Backed by 4.8-star rating and genuine OEM standards for peace of mind
- • **Superior Fuel & Water Separation:** Maximizes engine protection by efficiently filtering contaminants
- • **Precision Fit for Cummins Engines:** Seamlessly compatible with Cummins 8.3 ISC for optimal performance

## Overview

The Fleetguard FS1003 Fuel/Water Separator Spin-On filter features a large 93.73 mm outer diameter and 248.16 mm height, designed for easy spin-on installation with a 1-14 UNS-2B thread size. Engineered for Cummins 8.3 ISC engines, this durable metal filter efficiently separates fuel and water contaminants, ensuring superior engine protection and reliability. Trusted by professionals and backed by excellent customer reviews, it’s the go-to choice for maintaining peak engine performance.

## Description

**Price is for 1 filter **

Review: Genuine FleetGuard product - Fit my Cummins 8.3 ISC perfectly.
Review: A+ - it works

## Features

- Largest OD 93.73 mm (3.69 in)
- Overall Height 248.16 mm (9.77 in)
- Thread Size 1-14 UNS-2B
- Standpipe YES
- For Upgrade use FS19596, Same as Cummins 3406889

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B073DCW2JY |
| Brand | Fleetguard |
| Brand Name | Fleetguard |
| Customer Reviews | 4.8 out of 5 stars 219 Reviews |
| Item Dimensions | 12.32 x 11.13 x 8.32 inches |
| Item Height | 8.32 inches |
| Item Weight | 0.64 Pounds |
| Item dimensions L x W x H | 12.32 x 11.13 x 8.32 inches |
| Manufacturer | Fleetguard |
| Material | Metal |
| Material Type | Metal |
| Model | FS1003 |
| Mounting Type | Spin-On |
| Output Type | Analog |
| Style | Spin-On |
| Style Name | Spin-On |
| UPC | 653341383969 |

## Product Details

- **Brand:** Fleetguard
- **Item Weight:** 0.64 Pounds
- **Item dimensions L x W x H:** 12.32 x 11.13 x 8.32 inches
- **Material:** Metal
- **Style:** Spin-On

## Images

![Fuel/Water Sep Spin-On FS1003 ( SIngle) - Image 1](https://m.media-amazon.com/images/I/519ABR64KwL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Genuine FleetGuard product
*by S***N on October 18, 2025*

Fit my Cummins 8.3 ISC perfectly.

### ⭐⭐⭐⭐⭐ A+
*by W***N on July 25, 2025*

it works

### ⭐⭐⭐⭐⭐ Great OE filter
*by M***. on September 28, 2019*

Purchased this to do a annual service on my Cummins ISL9 on my 2017 Tiffin. Great price and easy to install. Saved a ton of money doing it myself.

## Frequently Bought Together

- Fleetguard Fuel/Water Sep Spin-On FS1003 ( SIngle)
- Cummins Filtration LF9009 Oil/Lube Filter, 1 Pack
- Fleetguard FF5488 Fuel Filter For Cummins 3959612, 98.7% Efficiency, 5-Micron Rating, 7/8-14 UNF-2B Thread Size, 6.92"H x 3.68"OD

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**Shop now:** [https://www.desertcart.sg/products/44293740-fuel-water-sep-spin-on-fs1003-single](https://www.desertcart.sg/products/44293740-fuel-water-sep-spin-on-fs1003-single)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-23*