1. Exhaust & Emission Parts To Buy
  2. sku: 20121139776406793
  3. MERCEDES 167-470-56-02

MERCEDES 167-470-56-02 Purge Line Benz

fits make: Mercedes.

167-470-56-02 Mercedes-benz Genuine Purge Line

( Manufacturer Part Number: 167-470-56-02 ), ( Part Type: Line ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Universal Fitment: Direct Replacement )

Review MERCEDES benz Genuine Purge Line

The **Mercedes-Benz 167-470-56-02 Purge Line** is a precision-engineered component integral to the vehicle s emissions control system, specifically designed to facilitate the proper function of the Evaporative Emission Control (EVAP) system in compliant models. This high-quality, durable hose is crafted from a robust, ozone-resistant synthetic rubber compound, ensuring long-term resistance to environmental degradation, oil, and fuel vapors, which are common stressors in automotive applications. The purge line plays a critical role in maintaining optimal engine performance by channeling fuel vapors from the fuel tank and charcoal canister back into the engine s intake manifold during operation, thereby preventing harmful emissions from escaping into the atmosphere. Engineered to meet or exceed OEM specifications, this part is built with reinforced walls to withstand the pressures and temperature fluctuations inherent in modern internal combustion engines, reducing the risk of leaks or premature failure. Its seamless construction and secure fittings typically featuring a robust clamp or crimp connection ensure a tight, leak-proof seal, minimizing the potential for evaporative emissions or vacuum loss. Whether installed in a classic Mercedes-Benz or a newer model adhering to stringent emissions regulations, this purge line exemplifies reliability and precision, contributing to both environmental compliance and the vehicle s overall efficiency. For technicians and enthusiasts alike, this component represents a straightforward yet vital upgrade or replacement option, ensuring that the EVAP system operates flawlessly and the vehicle remains in peak condition.

### **Pros and Cons of buying a Mercedes-Benz Part Number 167-470-56-02 (Purge Line)**

#### **Overview**

The **Mercedes-Benz part number 167-470-56-02** is a **purge line** (also known as a **vacuum hose** or **EGR purge line**) used in the **Emission Control System (ECS)** of certain Mercedes-Benz vehicles. This component is part of the **Evaporative Emission Control System (EVAP)**, which helps regulate fuel vapors before they enter the engine.

---

### **Pros of Purchasing This Part**

1. **Direct OEM Fitment**

- This is an **original equipment manufacturer (OEM) part**, meaning it is designed specifically for Mercedes-Benz vehicles, ensuring a perfect fit without modifications.

- Reduces the risk of compatibility issues compared to aftermarket alternatives.

2. **High Quality and Durability**

- Mercedes-Benz parts are manufactured to strict quality standards, ensuring **long-lasting performance** and resistance to heat, oil, and chemical exposure.

- Less likely to fail prematurely compared to cheaper aftermarket hoses.

3. **Warranty Coverage (If Purchased from Authorized Dealers or Approved Retailers)**

- Some authorized Mercedes-Benz dealers or reputable online sellers offer **limited warranties**, providing peace of mind against defects.

- Aftermarket sellers may not provide the same level of warranty support.

4. **Easy Installation (For Mechanically Inclined Individuals)**

- The purge line is relatively straightforward to replace, requiring only basic tools (screwdrivers, pliers, and possibly a hose clamp).

- Many online guides and videos are available for DIY installation.

5. **Prevents Emission-Related Issues**

- A failing purge line can lead to **check engine lights (CEL)**, **poor fuel economy**, or **emission failures** in inspections.

- Replacing it proactively can **restore proper EVAP system function** and avoid costly repairs.

6. **Supports Original Vehicle Performance**

- Unlike aftermarket hoses that may use substandard materials, the OEM part ensures the vehicle operates as intended by Mercedes-Benz engineers.

---

### **Cons of Purchasing This Part**

1. **Higher Cost Compared to Aftermarket Alternatives**

- OEM parts are **significantly more expensive** than generic aftermarket hoses, which can range from **$10 $30** versus **$50 $100 ** for the genuine Mercedes-Benz part.

- This may be a deterrent for budget-conscious buyers.

2. **Limited Availability Outside Authorized Channels**

- While available from **Mercedes-Benz dealerships, authorized online retailers (e.g., MBOL, Amazon, RockAuto), and specialty auto parts stores**, finding it may require extra effort compared to common aftermarket parts.

- Some sellers may offer **counterfeit or refurbished parts**, so verification is necessary.

3. **Potential for Overkill on Some Vehicles**

- If the purge line has failed due to **minor wear (e.g., cracking from age)**, an OEM replacement may be **more than necessary** a high-quality aftermarket hose could suffice.

- However, if the line is **completely deteriorated or part of a larger ECS failure**, the OEM part is the safest choice.

4. **Installation May Require Professional Help**

- While DIY-friendly, some vehicles (especially newer models with **complex EVAP systems**) may require **specialized tools or knowledge** to properly reinstall the line without leaks.

- Improper installation can lead to **air leaks, fuel odor, or emission failures**, negating the replacement.

5. **Environmental and Ethical Considerations**

- Purchasing OEM parts contributes to **higher automotive waste** compared to aftermarket or recycled parts.

- Some buyers prefer **sustainable or recycled alternatives** for environmental reasons.

6. **Risk of Counterfeit Parts**

- If buying from **unverified sellers (e.g., eBay, Alibaba, or unknown online marketplaces)**, there is a risk of receiving **fake or low-quality knockoffs** that fail quickly.

- Always check for **authentication marks, serial numbers, and seller reputation**.

---

### **Conclusion**

The **Mercedes-Benz 167-470-56-02 purge line** is a **high-quality, reliable OEM component** that ensures proper function of the EVAP system, preventing emission-related issues and maintaining vehicle performance. While it comes at a **premium price**, its **durability, fitment, and warranty support** make it the **best choice for long-term reliability**, especially on **high-mileage or older vehicles** where wear is expected.

However, if the budget is a concern and the part is **not critically failing**, a **high-quality aftermarket alternative** (from reputable brands like **Dorman, Bosch, or ACDelco**) could be a **cost-effective compromise** without sacrificing too much performance.

---

### **Final Recommendation**

- **Buy the OEM part (167-470-56-02) if:**

- You want **maximum reliability and warranty coverage**.

- The vehicle is **high-value or requires strict OEM compliance** (e.g., for resale or fleet use).

- You are **replacing a severely damaged or leaking purge line** and want to avoid future issues.

- **Consider an aftermarket alternative if:**

- The part is **only slightly worn** and you want to **save money**.

- You are **comfortable with a reputable brand** (e.g., **Dorman, Bosch, or ACDelco**) and can verify its quality.

- You are **DIY-installing** and want to test a cheaper option first.

- **Where to Buy:**

- **Authorized Mercedes-Benz Dealers** (for warranty-backed parts).

- **MBOL (Mercedes-Benz Online Store)** or **Amazon (verified sellers)**.

- **RockAuto, eBay (with seller feedback), or specialty auto parts stores** (for aftermarket options).

- **Installation Tips:**

- **Inspect the surrounding hoses and clamps** replace any degraded components.

- **Use the correct hose clamps** (stainless steel recommended).

- **Test for leaks** after installation by monitoring the **check engine light** and **fuel odor**.

- If unsure, **consult a mechanic** for professional installation.

**Final Verdict:** For most Mercedes-Benz owners, the **OEM purge line is the best long-term investment**, balancing **reliability, fitment, and performance** just ensure you purchase it from a **trusted source** to avoid counterfeit parts.

Details:

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Electrical parts are not returnable. Parts must be resalable and in the original packaging.

part #: 1674705602 prices

  • $70.71-$110.40

specifications emissyste:

  • for makes: Mercedes
  • mpn: 167-470-56-02
  • part type: Line
  • genuine oem: Yes
  • manufacturer warranty: 1 Year
  • universal fitment: Direct Replacement

shipping emissyste:

  • class: Standard
  • type: Fixed
  • transit: 5-11 Days
  • cost: $9.95
  • service: Standard

offer emissyste:

  • availability: In Stock
  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • started: February 13, 2026

general emissyste:

  • Car Truck Parts Accessories > Exhaust Emission Systems > Other Exhaust Emission Parts
  • condition: New

returns emissyste:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted

payments emissyste:

  • other
  • wallet: Apple-pay
  • credit card: Diners-club

seller emissyste:

  • rating: 99.3%
  • # reviews: 148
  • city: Greenwich, Connecticut
for makes: mercedes, part type: line, genuine oem: yes, manufacturer warranty: 1 year, universal fitment: direct replacement,
category: auto parts > car truck parts accessories > exhaust emission systems > exhaust emission parts, sku: 20121139776406793,
Mercedes 167-470-56-02 Is Similar To:
emissyste logo
2 offers $70.71–$110.40 USD
  • New. Offer #1 priced at $70.71 + $0.00 shipping estimate = $70.71* total. Condition: New. Read all notes and compare with your vehicle information.FREE SHIPPING
  • New. Offer #2 priced at $110.40 + $180.00 shipping estimate = $290.40* total. Body & Trim. Engine & Transmission.+$180.00 shipping

Copyright © emissyste.com