---
product_id: 149117492
title: "Oil Separator Cover and Camshaft Expansion Plug Kit PCV Vent Valve Crankcase Breather for Mercedes E350 C230 C300 C350 ML350 ML450 SLK300 2720100631 0009985690 0009986590"
brand: "forwinparts"
price: "$67"
currency: NZD
in_stock: true
reviews_count: 13
category: "Forwinparts"
url: https://www.desertcart.nz/products/149117492-oil-separator-cover-and-camshaft-expansion-plug-kit-pcv-vent
store_origin: NZ
region: New Zealand
---

# Long-lasting durability with easy install Heat-resistant, crack-proof material Precision OEM fit for Mercedes models Oil Separator Cover and Camshaft Expansion Plug Kit PCV Vent Valve Crankcase Breather for Mercedes E350 C230 C300 C350 ML350 ML450 SLK300 2720100631 0009985690 0009986590

**Brand:** forwinparts
**Price:** $67
**Availability:** ✅ In Stock

## Summary

> 🚗 Upgrade your Mercedes’ breathability—because your engine deserves the best!

## Quick Answers

- **What is this?** Oil Separator Cover and Camshaft Expansion Plug Kit PCV Vent Valve Crankcase Breather for Mercedes E350 C230 C300 C350 ML350 ML450 SLK300 2720100631 0009985690 0009986590 by forwinparts
- **How much does it cost?** $67 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/149117492-oil-separator-cover-and-camshaft-expansion-plug-kit-pcv-vent)

## Best For

- forwinparts enthusiasts

## Why This Product

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

## Key Features

- • **Built to Endure:** Crafted from premium plastic to resist extreme temperature fluctuations, preventing leaks and cracks
- • **Trusted by Drivers:** Highly rated with 4.0 stars and ranked #2 in Automotive Replacement Engine Expansion Plug Kits—join the savvy Mercedes owners upgrading their ride
- • **Effortless Installation:** User-friendly design with video guidance ensures a quick, hassle-free upgrade to your vehicle’s PCV system
- • **Complete Maintenance Kit:** Includes 1x 65mm expansion plug, 2x 30mm expansion plugs, and 1x oil separator cover for comprehensive crankcase breather service
- • **Engineered for Excellence:** Specifically designed to fit Mercedes E, C, ML, SLK series with OEM part numbers 2720100631, 0009985690, 0009986590

## Overview

This Oil Separator Cover and Camshaft Expansion Plug Kit is a precision-engineered replacement part tailored for multiple Mercedes-Benz models including E350, C300, ML350, and SLK300. Featuring OEM-quality plastic components designed to withstand extreme heat and prevent leaks, this kit ensures long-term durability and optimal crankcase ventilation. The package includes multiple expansion plugs and an oil separator cover, making it a comprehensive solution for maintaining your vehicle’s PCV system with easy installation supported by instructional videos.

## Description

Buy Oil Separator Cover and Camshaft Expansion Plug Kit PCV Vent Valve Crankcase Breather for Mercedes E350 C230 C300 C350 ML350 ML450 SLK300 2720100631 0009985690 0009986590: Expansion Plug Kits - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Ok - Ok
Review: Great product - Fit my C300 Mercedes

## Features

- [Maintenance Service]: 365 days Maintenance Service
- [Application]: PVC Vent Valve Crankcase breather Oil Separator Cover and Camshaft Expansion Plug Kit for Mercedes E350 C230 C300 C350 ML350 ML450 SLK300 SL550 CLK550 E550
- [Application]: PVC Vent Valve Crankcase breather Oil Separator Cover and Camshaft Expansion Plug Kit for G550 GL550 ML550 S400 SLK280 SLK300 SLK350 R350 C280 GLK350 S550 CLK350 GL450 CL550 CLS550
- [OEM No.]: 2720100631, 0009985690, 0009986590
- [Package Contents]: 1x 65mm Expansion Plug; 2x30mm Expansion Plugs; 1x Oil Separator Cover
- [OE quality]: This part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
- [Long service life and easy installation]: It is made of better materials to accurately fit your product. Just watch the video and use the relevant tools to complete the installation

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07TMC3KX9 |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #81,058 in Automotive ( See Top 100 in Automotive ) #2 in Automotive Replacement Engine Expansion Plug Kits |
| Brand | Forwinparts |
| Color | Black |
| Customer Reviews | 4.0 4.0 out of 5 stars (140) |
| Date First Available | August 21, 2018 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 3.53 ounces |
| Item model number | 2720100631 |
| Manufacturer | Bixian Auto Parts |
| Manufacturer Part Number | 2720100631KIT |
| Material | Plastic |
| Model | Oil Separator Cover |
| OEM Part Number | 0009985690, 0009986590, 2720100631 |
| Package Dimensions | 4.92 x 4.45 x 2.13 inches |
| Style | Modern |
| Vehicle Service Type | Car |

## Product Details

- **Brand:** Forwinparts
- **Color:** Black
- **Material:** Plastic
- **Style:** Modern
- **Vehicle Service Type:** Car

## Images

![Oil Separator Cover and Camshaft Expansion Plug Kit PCV Vent Valve Crankcase Breather for Mercedes E350 C230 C300 C350 ML350 ML450 SLK300 2720100631 0009985690 0009986590 - Image 1](https://m.media-amazon.com/images/I/71c23EOtAeL.jpg)

## Questions & Answers

**Q: What do I need to pay attention to before buying this product?**
A: You need to confirm whether this product is suitable for your car to avoid buying the wrong product.

**Q: I am not sure if this product is suitable for my car, what should I do?**
A: You can send me the VIN number of your car so that I can accurately determine if the product is compatible with your car.

**Q: What does this product contain？**
A: 1*Oil Separator Cover and Camshaft Expansion Plug Kit

**Q: How long do we take responsibility for the production?**
A: 365 days.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Ok
*by J***A on November 27, 2025*

Ok

### ⭐⭐⭐⭐⭐ Great product
*by C***L on May 7, 2024*

Fit my C300 Mercedes

### ⭐⭐⭐⭐ Good product for the price
*by A***A on October 6, 2025*

So far all is well with my purchase. Fast delivery. I will say that the packaging needs attention the parts were just thrown in a box with no paper or plastic nothing. So please better packaging.

## Frequently Bought Together

- Oil Separator Cover and Camshaft Expansion Plug Kit for Mercedes E350 C230 C300 C350 ML350 ML450 SLK300 2720100631 0009985690 0009986590
- Mann Filter C 3698/3-2 Air Filter Element, (Set of 2)
- MANN-FILTER HU 718/5 X Cartridge Oil Filter

---

## 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/149117492-oil-separator-cover-and-camshaft-expansion-plug-kit-pcv-vent](https://www.desertcart.nz/products/149117492-oil-separator-cover-and-camshaft-expansion-plug-kit-pcv-vent)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-01-24*