1. Exhaust & Emission Parts To Buy
  2. sku: 21779805072872731
  3. GATES EMH694

GATES EMH694 Emission Control Ventilation Hose 770075863359

Emh694 Gates Genuine Emission Control And Ventilation Hose

( Brand: Gates ), ( Manufacturer Part Number: EMH694 ), ( Part Type: Control Hose ), ( Parts Included: Only Part Reference 0 On The Diagram Is Included ), ( UPC: 770075863359 )

Review GATES Genuine Emission Control And Ventilation Hose

The **Gates EMH694 Emission Control Ventilation Hose** is a high-performance, engineered rubber hose designed specifically for demanding automotive emission control and exhaust system applications, ensuring reliable airflow while maintaining compliance with strict environmental regulations. Constructed from a durable **synthetic rubber compound**, this hose is engineered to withstand extreme temperatures, ranging from -40 F to 300 F (-40 C to 149 C), making it ideal for use in high-heat environments such as turbocharged engines, catalytic converters, and diesel particulate filters. Its reinforced construction features a **spiral-wound wire braid** encased within a robust outer cover, providing exceptional resistance to abrasion, kinking, and collapse under pressure, which is critical for maintaining consistent airflow and preventing system failures.

The EMH694 is meticulously designed with **precision tolerances** to ensure a secure, leak-free connection to OEM-style fittings, including barbed, flanged, and threaded ends, depending on the application. Its **low-restriction airflow path** minimizes backpressure, optimizing engine efficiency and reducing emissions, while the **oil-, fuel-, and ozone-resistant** material ensures long-term durability even in harsh chemical environments. Whether installed in light-duty or heavy-duty vehicles, this hose is engineered to meet or exceed industry standards for emissions control systems, including those governed by EPA, CARB, and other regulatory bodies. Additionally, its **flexible yet rigid structure** allows for easy installation in tight engine bays and around moving components, reducing the risk of damage from vibration or mechanical stress. For professionals and enthusiasts alike, the Gates EMH694 represents a premium, long-lasting solution for maintaining peak performance and compliance in modern emission control systems.

### **Pros and Cons of buying a Gates EMH694 Emission Control Ventilation Hose**

#### **Pros:**

1. **High-Quality Material** The Gates EMH694 is manufactured with durable, heat-resistant materials designed to withstand high temperatures and harsh engine environments, reducing the risk of premature failure.

2. **OEM Compatibility** This hose is engineered to meet or exceed original equipment manufacturer (OEM) specifications, ensuring a proper fit and function in emission control systems.

3. **Reliability in Emission Systems** Since it is specifically designed for emission control applications (such as EGR, PCV, or turbocharger systems), it helps maintain optimal engine performance and compliance with emissions regulations.

4. **Long Lifespan** Gates is a well-known brand in automotive aftermarket parts, and their hoses are generally built to last longer than generic alternatives, reducing the need for frequent replacements.

5. **Easy Installation** The hose is typically designed for straightforward installation, often requiring minimal tools and no special expertise, making it a convenient upgrade or replacement option.

6. **Compatibility with Modern Engines** The EMH694 is likely designed to work with newer engine technologies, including turbocharged and direct-injection systems, which are common in modern vehicles.

7. **Reduced Leaks and Contamination** A properly fitted hose minimizes the risk of leaks, which can prevent harmful contaminants from entering the engine or exhaust system, improving overall engine health.

#### **Cons:**

1. **Higher Upfront Cost** Compared to generic or no-name hoses, the Gates EMH694 is typically more expensive, which may be a deterrent for budget-conscious buyers.

2. **Potential Overkill for Some Applications** If the vehicle s emission system is not heavily stressed (e.g., in a low-mileage car with minimal engine wear), a slightly less expensive hose might suffice without sacrificing performance.

3. **Limited Availability in Some Regions** Depending on location, the Gates EMH694 may not be as widely stocked as other brands, requiring special ordering or purchasing online.

4. **Mismatch with Aftermarket Modifications** If the vehicle has been modified (e.g., with a turbocharger or exhaust system upgrade), the original Gates hose may not be compatible without additional adjustments or a different part number.

5. **Durability Depends on Installation Quality** Even a high-quality hose can fail prematurely if improperly installed (e.g., crushed, kinked, or not securely clamped), so proper fitting is essential.

6. **Potential for Counterfeit Products** As with many branded parts, there is a risk of purchasing a counterfeit Gates hose, which may not meet quality standards. Buying from authorized dealers or reputable retailers helps mitigate this risk.

---

### **Conclusion**

The Gates EMH694 Emission Control Ventilation Hose is a well-regarded product that offers superior durability, reliability, and compatibility with emission control systems. Its high-quality construction and brand reputation make it a strong choice for those prioritizing long-term performance and engine protection. However, the higher cost and potential overkill for less demanding applications may not justify the purchase for every buyer. If budget is a concern, a carefully selected alternative (from a trusted brand) could be a viable option, but it may not offer the same level of assurance.

For most drivers seeking a dependable, long-lasting replacement hose especially in vehicles with high-mileage or turbocharged engines the Gates EMH694 is a **highly recommended choice**. If cost is a primary concern and the vehicle s emission system is not heavily stressed, a mid-range alternative from a reputable manufacturer (such as WIX, Bosch, or ACDelco) could be considered as a cost-effective compromise.

**Final Recommendation:** Purchase the Gates EMH694 if:

- You need a reliable, long-lasting hose for a critical emission control system.

- Your vehicle is high-mileage, turbocharged, or modified.

- You prioritize OEM-level quality and want to avoid frequent replacements.

Consider alternatives if:

- Your budget is tight and the vehicle s emission system is not heavily stressed.

- You are confident in selecting a high-quality generic hose from a trusted brand.

Details:

Genuine Gates Emission Control Ventilation Hose EMH694: Parts: OE-exact Crankcase and hoses are constructed from high-quality materials for durability maximum service life. Electrical parts are not returnable. Parts must be resalable and in the original packaging. Emission Control Hose, Ventilation Hose.

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Get the maximum service life out of your emission hose by using Gates solutions. Specializing in high-quality automotive aftermarket parts. This replacement hose e. Actively restores the emission system to desired operation and performance.

part #: emh694 prices

  • $53.30-$67.17

specifications emissyste:

  • brand: Gates
  • mpn: Emh694
  • part type: Control Hose
  • parts included: Only Part Reference 0 On The Diagram Is Included
  • upc: 770075863359

payments emissyste:

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

offer emissyste:

  • availability: In Stock
  • options: Ship-to-home
  • started: May 3, 2026
  • sold: 0
  • quantity: 1

returns emissyste:

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

shipping emissyste:

  • transit: 4-8 Days
  • service: Standard
  • type: Fixed
  • cost: $16.99
  • class: Standard

general emissyste:

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

seller emissyste:

  • rating: 96.8%
  • # reviews: 412
  • city: Tempe, Arizona
part type: control hose, parts included: only part reference 0 on the diagram is included,
category: auto parts > car truck parts accessories > exhaust emission systems > exhaust emission parts, sku: 21779805072872731,
Gates EMH694 Is Similar To:
emissyste logo
5 offers $53.30–$67.17 USD
  • New. Offer #1 priced at $53.30 + $12.50 shipping estimate = $65.80* total. Genuine Gates Parts Get the maximum service life out of your emission hose by using Gates solutions.+$12.50 shipping
  • New. Offer #2 priced at $67.03 + $0.00 shipping estimate = $67.03* total. Product Features. Partnumber .FREE SHIPPING
  • New. Offer #3 priced at $67.17 + $0.00 shipping estimate = $67.17* total. Type: Engine Crankcase Breather Hose. 2017-2024 INFINITI QX60 3.5L V6 GAS.FREE SHIPPING
  • New. Offer #4 priced at $54.24 + $8.30 shipping estimate = $62.54* total. Engine Crankcase Breather Hose 118236KA0B, .+$8.30 shipping
  • New. Offer #5 priced at $72.90 + $0.00 shipping estimate = $72.90* total. FREE SHIPPING

Copyright © emissyste.com