1. Exhaust & Emission Parts To Buy
  2. sku: 20403097798297603
  3. REIN SX-PRG4

REIN SX-PRG4 Benz Vacuum Hose Emission 3.2L V6

fits model: C32, Amg. make: Mercedes. year: 2002–2004.

Sx-prg4 Rein Vacuum Hose For 2002-2004 Mercedes-benz C32 Amg 3.2l V6 Emission Hr

( Brand: Rein ), ( Manufacturer Part Number: SX-PRG4 ), ( Ipn: C836 51-28 ), ( Placement On Vehicle: Emission Control Vacuum System ), ( Compatible Make: Mercedes-benz ), ( Compatible Model: C32 Amg ), ( Compatible Year: 2004 2003 2002 ), ( Core Charge: Free No Core Charge ), ( Type: Vacuum Hose ), ( Universal Fitment: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Rein Vacuum Hose )

Review REIN Vacuum Hose Mercedes benz 3.2l V6 Emission Hr fits C32 AMG 2002–2004

The **Rein SX-PRG4 Vacuum Hose** is a meticulously engineered, high-performance replacement part designed specifically for the **2002 2004 Mercedes-Benz C32 AMG** with its **3.2L M112 V6 engine**, ensuring optimal functionality and compliance with emissions standards. Crafted from **high-grade, heat-resistant rubber** reinforced with durable synthetic fibers, this vacuum hose is built to withstand the demanding operating conditions of the AMG s high-performance powertrain, including intense heat, vibration, and pressure fluctuations. The **precision-molded design** guarantees a perfect fit with the engine bay s tight tolerances, eliminating leaks and ensuring a secure connection to critical components such as the **intake manifold, turbocharger, EGR system, and PCV valve**, all of which are vital for maintaining proper engine vacuum levels and emissions control. Unlike generic aftermarket hoses that may degrade prematurely or fail to meet OEM specifications, the **SX-PRG4 is engineered to match the original equipment quality**, featuring reinforced clamps and a **flexible yet rigid construction** that resists kinking and cracking over time. This hose is particularly essential for owners seeking to restore or maintain peak performance in their C32 AMG, as even minor vacuum leaks can disrupt engine efficiency, throttle response, and emissions accuracy critical factors for both driving enjoyment and compliance with modern emissions regulations. Whether installed as part of a routine maintenance upgrade or a performance restoration project, the **Rein SX-PRG4 vacuum hose** delivers the reliability and precision needed to keep the M112 V6 running at its best.

### Pros and Cons of buying a Rein SX-PRG4 Vacuum Hose for a 2002-2004 Mercedes-Benz C32 AMG (3.2L V6 Emissions)

#### **Pros:**

1. **OEM Replacement Quality** The Rein SX-PRG4 is designed as a direct replacement for the original equipment (OEM) vacuum hose in your Mercedes-Benz C32 AMG. This means it should fit perfectly without modifications and maintain the same performance and reliability as the factory part.

2. **High Durability** Rein is a well-known brand in the aftermarket for producing high-quality rubber and silicone hoses. Their products are typically resistant to heat, oil, and vacuum pressure, which helps prevent cracking, splitting, or degradation over time.

3. **Compatibility with Emissions Systems** Since your vehicle is equipped with emissions-related vacuum hoses, using a compatible aftermarket part like the Rein SX-PRG4 ensures that the vehicle s emissions control systems (such as the EGR, PCV, or canister purge systems) continue to function correctly. This helps avoid check engine lights or potential emissions failures.

4. **Cost-Effective Alternative to OEM** While not always significantly cheaper, Rein hoses are often more affordable than purchasing an OEM part directly from Mercedes-Benz, especially if you re replacing multiple hoses or dealing with a recall situation.

5. **Easy Installation** The Rein SX-PRG4 is designed for straightforward installation, requiring minimal tools and time. It typically comes with clear instructions and may include clamps or connectors to simplify the process.

6. **Widely Available** Rein parts are stocked by many auto parts retailers (both online and in-store), making it easier to find and purchase compared to harder-to-source OEM or specialty parts.

7. **Positive User Feedback** Many Mercedes owners report positive experiences with Rein hoses, citing reliability, proper fitment, and longevity. This can be a good indicator of the product s quality, especially for less common or older model applications.

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#### **Cons:**

1. **Potential Quality Variations** While Rein is a reputable brand, there have been occasional reports of inconsistent quality in some batches or specific part numbers. This could result in premature failure or improper fitment in rare cases. Always check for the correct part number and verify the product s authenticity.

2. **Not Always OEM-Level Performance** While Rein hoses are high-quality aftermarket parts, they may not match the exact material composition or longevity of genuine OEM hoses in extreme conditions (e.g., prolonged high-temperature exposure or aggressive driving). Over time, some owners report that OEM hoses last slightly longer.

3. **Limited Warranty** Rein typically offers a limited warranty (often 12 24 months), which may not be as comprehensive as the warranty provided with OEM parts. If the hose fails prematurely, you may be responsible for replacement costs.

4. **Risk of Counterfeit Parts** Purchasing from untrusted sellers (especially online marketplaces) could result in receiving counterfeit or low-quality knockoffs labeled as Rein. Always buy from authorized dealers or reputable retailers to avoid this risk.

5. **Compatibility Concerns** While the Rein SX-PRG4 is designed for your specific application, there is always a slight risk of fitment issues if the hose is slightly undersized, oversized, or misaligned with connectors. Always inspect the part upon arrival and ensure it matches your vehicle s specifications.

6. **Environmental Factors** Exposure to extreme heat, oil leaks, or chemical contaminants (e.g., from brake fluid or coolant) can degrade even high-quality hoses over time. Regular inspections are recommended to catch any signs of wear or damage early.

7. **Potential for Mislabeling** Some aftermarket hoses may be mislabeled or incorrectly advertised as "OEM" or "direct-fit" when they are not. Always verify the part number and application before purchasing to avoid confusion.

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### **Ending Conclusion:**

The Rein SX-PRG4 vacuum hose is a **strong, reliable, and cost-effective choice** for replacing the vacuum hose in your 2002 2004 Mercedes-Benz C32 AMG (3.2L V6). It offers OEM-level compatibility, durability, and ease of installation, making it a practical solution for most owners. However, like any aftermarket part, it is not without minor drawbacks, such as potential quality variations, limited warranties, or the risk of counterfeit products if purchased from untrusted sources.

For your specific application, the Rein SX-PRG4 is **highly recommended** as a safe and effective replacement, provided you purchase it from a reputable seller and inspect it upon arrival. If you prioritize absolute longevity and warranty coverage, an OEM part may be preferable, but the Rein hose strikes a good balance between quality and affordability.

### **Recommendation:**

- **Purchase the Rein SX-PRG4 from an authorized dealer, reputable online retailer (e.g., Amazon, RockAuto, or a trusted Mercedes specialist), or a local auto parts store with a good return policy.**

- **Verify the part number (SX-PRG4) matches your vehicle s application before buying.**

- **Inspect the hose for defects, proper labeling, and correct fitment upon receipt.**

- **Follow the manufacturer s installation guidelines and consider replacing any adjacent hoses or connectors if they show signs of wear.**

- **Monitor the hose for leaks or degradation during regular maintenance checks.**

This approach ensures you maximize the hose s lifespan and maintain your C32 AMG s emissions and performance systems.

Details:

Rein Vacuum Hose for 2002 - 2004 Mercedes-Benz C32 AMG 3.2L V6 Emission hr: Status: In Stock.

part #: sxprg4 price

  • $11.07

specifications emissyste:

  • for models: C32, Amg
  • for makes: Mercedes
  • for years: 2002-2004
  • brand: Rein
  • mpn: Sx-prg4
  • ipn: C836 51-28
  • placement on vehicle: Emission Control Vacuum System
  • compatible make: Mercedes-benz
  • compatible model: C32 Amg
  • compatible year: 2004 2003 2002
  • core charge: Free No Core Charge
  • type: Vacuum Hose
  • universal fitment: Direct Replacement
  • bundle description: 1 Pc Genuine Rein Vacuum Hose

seller emissyste:

  • rating: 99.5%
  • # reviews: 626400
  • city: Indianapolis, Indiana

payments emissyste:

  • other
  • credit card: Mastercard
  • wallet: Apple-pay

offer emissyste:

  • sold: 0
  • quantity: 7
  • availability: In Stock
  • options: Ship-to-home
  • started: February 27, 2026

returns emissyste:

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

general emissyste:

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

shipping emissyste:

  • type: Fixed
  • class: Standard, Expedited
  • transit: 4-6 Days
  • cost: $0.00
  • service: Standard, Expedited
for models: c32, amg, for makes: mercedes, for years: 2002-2004, placement on vehicle: emission control vacuum system, compatible make: mercedes-benz, compatible model: c32 amg, compatible year: 2004 2003 2002, core charge: free no core charge, type: vacuum hose, universal fitment: direct replacement, bundle description: 1 pc genuine rein vacuum hose,
category: auto parts > car truck parts accessories > exhaust emission systems > exhaust emission parts, sku: 20403097798297603,
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