---
product_id: 44293740
title: "Fuel/Water Sep Spin-On FS1003 ( SIngle)"
brand: "fleetguard"
price: "€ 152.30"
currency: EUR
in_stock: true
reviews_count: 8
category: "Fleetguard"
url: https://www.desertcart.fi/products/44293740-fuel-water-sep-spin-on-fs1003-single
store_origin: FI
region: Finland
---

# 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:** € 152.30
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** Fuel/Water Sep Spin-On FS1003 ( SIngle) by fleetguard
- **How much does it cost?** € 152.30 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/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

- • **Robust Spin-On Design:** Easy installation and replacement with secure mounting
- • **Durable Metal Construction:** Built to withstand harsh engine environments and extend filter life
- • **Trusted Fleetguard Quality:** Backed by a 4.8-star rating and genuine OEM reliability
- • **Integrated Standpipe Feature:** Enhances fuel/water separation efficiency for optimal engine protection
- • **Precision Fit for Cummins 8.3 ISC:** Engineered to exact OEM specs for seamless compatibility

## Overview

The Fleetguard FS1003 Fuel/Water Separator Spin-On filter offers a precise fit for Cummins 8.3 ISC engines, featuring a large 93.73 mm outer diameter, 248.16 mm height, and 1-14 UNS-2B thread size. Its durable metal build and integrated standpipe ensure superior fuel and water separation, protecting your engine while simplifying maintenance with a spin-on design. Trusted by professionals and highly rated for quality and reliability.

## Description

**Price is for 1 filter **

Review: Genuine FleetGuard product - Fit my Cummins 8.3 ISC perfectly.
Review: was important that part fit exact and it did and was received in good order - Items were packaged in individual boxes and was delivered one day early, was very satisfied with this order

## 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 Name | Fleetguard |
| Customer Reviews | 4.8 4.8 out of 5 stars (223) |
| Item Dimensions | 12.32 x 11.13 x 8.32 inches |
| Item Weight | 10.24 ounces |
| Manufacturer | Fleetguard |
| Material Type | Metal |
| Model | FS1003 |
| Mounting Type | Spin-On |
| Output Type | Analog |
| Style Name | Spin-On |
| UPC | 653341383969 |

## Product Details

- **Brand:** Fleetguard
- **Item Weight:** 10.24 ounces
- **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)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

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

Fit my Cummins 8.3 ISC perfectly.

### ⭐⭐⭐⭐⭐ was important that part fit exact and it did and was received in good order
*by J***E on February 14, 2026*

Items were packaged in individual boxes and was delivered one day early, was very satisfied with this order

### ⭐⭐⭐⭐⭐ 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

---

## 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.fi/products/44293740-fuel-water-sep-spin-on-fs1003-single](https://www.desertcart.fi/products/44293740-fuel-water-sep-spin-on-fs1003-single)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-03-30*