---
product_id: 230944341
title: "NAPA Gold 3965 Fuel Filter"
brand: "napa filters"
price: "$214"
currency: NZD
in_stock: true
category: "Napa Filters"
url: https://www.desertcart.nz/products/230944341-napa-gold-3965-fuel-filter
store_origin: NZ
region: New Zealand
---

# Precision 2-micron filtration Plug-in sensor port for real-time monitoring Durable metal construction for heavy-duty use NAPA Gold 3965 Fuel Filter

**Brand:** napa filters
**Price:** $214
**Availability:** ✅ In Stock

## Summary

> ⛽ Drive Clean, Drive Confident – The Gold Standard in Fuel Filtration

## Quick Answers

- **What is this?** NAPA Gold 3965 Fuel Filter by napa filters
- **How much does it cost?** $214 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/230944341-napa-gold-3965-fuel-filter)

## Best For

- napa filters enthusiasts

## Why This Product

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

## Key Features

- • **Heavy-Duty Metal Build:** Engineered to withstand tough truck environments
- • **Integrated Sensor Port:** Seamlessly monitor fuel conditions with plug-in sensor compatibility
- • **Backed by NAPA’s Warranty:** Confidence with comprehensive limited product protection
- • **Ultra-Fine 2 Micron Filtration:** Keeps your engine running cleaner, longer
- • **Perfect Fit for Cummins & CAT Engines:** Optimized for ISB 6.7L, ISC, ISL, and CAT C7 suction side

## Overview

The NAPA Gold 3965 Fuel Filter offers ultra-fine 2-micron filtration designed for Cummins ISB 6.7L, ISC, ISL, and CAT C7 engines. Featuring a durable metal housing and a convenient plug-in sensor port, it ensures optimal fuel cleanliness and real-time monitoring. Trusted by professionals and backed by NAPA’s comprehensive warranty, this performance-grade filter is essential for maintaining peak engine efficiency in heavy-duty trucks.

## Description

Buy NAPA Gold 3965 Fuel Filter: Fuel Filters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- Cummins ISB 6.7L, ISC, ISL Engines, CAT C7 (suction side) - has drain + plug-in sensor port - used w/ 3966 (pressure side)
- Sensor Port Thread Size Is 14x2 mm
- 2 Micron

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01M8L9CIM |
| Best Sellers Rank | #1,167,343 in Automotive ( See Top 100 in Automotive ) #8,038 in Automotive Replacement Fuel Filters |
| Brand | NAPA Filters |
| Brand Name | NAPA Filters |
| Compatible with Vehicle Type | Truck |
| Customer Reviews | 4.7 out of 5 stars 7 Reviews |
| Item Diameter | 3.68 Inches |
| Manufacturer Part Number | 3965 |
| Manufacturer Warranty Description | NAPA Filters are Covered by a Comprehensive Limited Product Warranty. NAPA Filters May Pay the Reasonable Cost for Parts & Labor to Repair any System Damaged by NAPA Filters Due to a Defect in Design or Material. |
| Outer Material | Metal |
| Product Grade | Performance Part |
| Style | Modern |
| Style Name | Modern |
| UPC | 765809203457 |
| Vehicle Service Type | Truck |

## Product Details

- **Brand:** NAPA Filters
- **Product Grade:** Performance Part
- **Vehicle Service Type:** Truck
- **Item Diameter:** 3.68 Inches
- **Style:** Modern

## Images

![NAPA Gold 3965 Fuel Filter - Image 1](https://m.media-amazon.com/images/I/41f0EnOrGeL.jpg)
![NAPA Gold 3965 Fuel Filter - Image 2](https://m.media-amazon.com/images/I/51fpWzAoWfL.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.nz/products/230944341-napa-gold-3965-fuel-filter](https://www.desertcart.nz/products/230944341-napa-gold-3965-fuel-filter)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-14*