---
product_id: 82251974
title: "4-0300 Symposer Delete with Pressure Port compatible with 2013-2018 Ford Focus ST ST250"
brand: "cfm performance"
price: "751 DH"
currency: MAD
in_stock: false
reviews_count: 8
category: "Cfm Performance"
url: https://www.desertcart.ma/products/82251974-4-0300-symposer-delete-with-pressure-port-compatible-with-2013
store_origin: MA
region: Morocco
---

# Bolt-on ease Durable billet aluminum All hardware included 4-0300 Symposer Delete with Pressure Port compatible with 2013-2018 Ford Focus ST ST250

**Brand:** cfm performance
**Price:** 751 DH
**Availability:** ❌ Out of Stock

## Summary

> 🚗 Silence the noise, amplify your drive.

## Quick Answers

- **What is this?** 4-0300 Symposer Delete with Pressure Port compatible with 2013-2018 Ford Focus ST ST250 by cfm performance
- **How much does it cost?** 751 DH with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ma](https://www.desertcart.ma/products/82251974-4-0300-symposer-delete-with-pressure-port-compatible-with-2013)

## Best For

- cfm performance enthusiasts

## Why This Product

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

## Key Features

- • **Integrated Pressure Port:** Built-in 1/8" NPT port for precise boost and vacuum monitoring—track your performance like a pro.
- • **Reversible & Complete Kit:** Includes everything you need—o-ring, firewall plug, zip tie, and fittings—with easy reversion to stock if desired.
- • **Effortless Bolt-On Upgrade:** Transform your Focus ST with a simple, no-fuss installation that fits perfectly using factory hardware.
- • **Noise-Free Cabin Experience:** Eliminate the annoying factory symposer whistling and enjoy a cleaner, more refined engine sound.
- • **Premium Billet Aluminum Build:** Engineered for durability and sleek aesthetics, this lightweight plate outperforms plastic alternatives.

## Overview

The CFM Performance 4-0300 Symposer Delete with Pressure Port is a precision-engineered billet aluminum plate designed for 2013-2018 Ford Focus ST models. It replaces the factory symposer to eliminate unwanted engine noise in the cabin while providing a 1/8" NPT pressure port for boost/vacuum reference. The kit includes all necessary hardware for a straightforward bolt-on installation using factory components, and it can be easily reverted to stock configuration if needed.

## Description

CFM Performance Focus ST symposer delete with pressure port. One of the simplest mods for the Focus ST and eliminates the factory symposer and the "piped in" engine sound to the passenger cabin. We even feature a 1/8" npt pressure port for boost/vacuum reference and can easily be reversed back to factory equipment, if need be. Comes with symposer delete billet aluminum plate, new o-ring, firewall plug, zip tie for harness, 1/8" npt plug, and black nylon 1/8" NPT to 3/16" Hose Barb Fitting. - Easy bolt on installation - All necessary hardware included - Billet Aluminum construction - Utilizes factory hardware

Review: Good quality, works great, and great price. - Quality part, great instructions, and got rid of that awful whistling on my 2017 Focus ST after my Green filter install. Easy to install!
Review: Super easy install. Works as intended. - Works as intended super easy install. Robo flutter worries me a bit only because it's not clear if it's harmful, but I love the sound.

## Features

- Easy bolt on installation
- All necessary hardware included
- Billet Aluminum construction
- Utilizes factory hardware

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00ZDWAGVI |
| Best Sellers Rank | #531,836 in Automotive ( See Top 100 in Automotive ) #10,109 in Automotive Emission & Exhaust Products |
| Brand | CFM Performance |
| Customer Reviews | 4.6 4.6 out of 5 stars (218) |
| Date First Available | June 10, 2015 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 4 ounces |
| Item model number | CFM-4-0300 |
| Manufacturer | CFM Performance |
| Manufacturer Part Number | CFM-4-0300 |

## Images

![4-0300 Symposer Delete with Pressure Port compatible with 2013-2018 Ford Focus ST ST250 - Image 1](https://m.media-amazon.com/images/I/51aD-r-jj1L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good quality, works great, and great price.
*by S***L on March 25, 2021*

Quality part, great instructions, and got rid of that awful whistling on my 2017 Focus ST after my Green filter install. Easy to install!

### ⭐⭐⭐⭐⭐ Super easy install. Works as intended.
*by E***N on July 10, 2021*

Works as intended super easy install. Robo flutter worries me a bit only because it's not clear if it's harmful, but I love the sound.

### ⭐⭐⭐⭐ easy install. Only 2 gripes is I wish it ...
*by M***L on May 28, 2017*

As deacribed, easy install. Only 2 gripes is I wish it came with the paste or tape to put on the threads of the plug or valve. The other thing is I wish the valve was metal not plastic.

## Frequently Bought Together

- CFM Performance 4-0300 Symposer Delete with Pressure Port compatible with 2013-2018 Ford Focus ST ST250
- Motul Multi DCTF - Dual Clutch Transmission Fluid 1L (Pack of 2)
- Green Filter 7159 Green High Performance Air Filter

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**Shop now:** [https://www.desertcart.ma/products/82251974-4-0300-symposer-delete-with-pressure-port-compatible-with-2013](https://www.desertcart.ma/products/82251974-4-0300-symposer-delete-with-pressure-port-compatible-with-2013)

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*Product available on Desertcart Morocco*
*Store origin: MA*
*Last updated: 2026-03-07*