HomeEmission Control > Crankcase Ventilation SystemGates EMH303 Engine Crankcase Breather Hose - Valve To Secondary Air Pump
Part #: EMH303

Gates EMH303 Engine Crankcase Breather Hose - Valve To Secondary Air Pump

Emission Control Hose, Valve To Secondary Air Pump
⚙️ 8 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Emission Control Hose, Valve To Secondary Air Pump
🚗Fitment: Volkswagen, Beetle and Eos
🔄Easy Returns — Return within 60 days for a full refund
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Overview of Gates Emission Control Hose EMH303

The Gates Emission Control Hose EMH303 is designed for reliable crankcase ventilation in select Volkswagen models. Engineered with precision, this engine crankcase breather hose ensures proper emission control and ventilation performance for Volkswagen Beetle and Eos vehicles.

  • Material: Durable plastic construction
  • Inside diameter: 0.63 inches (16 mm)
  • Centerline length: 37.25 inches (946 mm)
  • End type: Clip on connectors at both ends
  • Includes protective sleeve for added durability
  • OE exact fit for Volkswagen Beetle and Eos
  • Single hose with two quick connectors
  • Molded design for precise fitment

Detailed Product Description

The Gates Emission Control Hose EMH303 is part of the Emission Control Hose product line, which focuses on delivering components that maintain proper crankcase ventilation and emission system integrity. This hose is molded from high-quality plastic to resist heat and chemical exposure commonly found in engine compartments. With an inside diameter of 0.63 inches (16 mm) and a centerline length of 37.25 inches (946 mm), it is engineered to match original equipment specifications. Both ends feature clip-on connectors, facilitating secure attachment without additional hardware. The included protective sleeve enhances hose longevity by shielding it from abrasion and environmental damage.

Compatible Vehicles and Applications

This engine crankcase breather hose is compatible with Volkswagen Beetle and Volkswagen Eos models requiring an exact OE replacement. It is designed to support the crankcase ventilation system by routing gases safely and efficiently, helping to reduce emissions and maintain engine performance.

  • Prevents crankcase pressure buildup
  • Reduces harmful emissions from the engine
  • Maintains proper ventilation flow in the crankcase system
  • Helps avoid engine oil leaks caused by pressure
  • Supports compliance with emission control regulations

Installation Notes and Tips

Installation of the Gates EMH303 hose requires no additional hardware as it features clip-on ends for straightforward attachment. Ensure the hose is routed without kinks or sharp bends to maintain proper airflow. The protective sleeve should be positioned to guard against contact with hot or abrasive surfaces. Verify compatibility with your Volkswagen Beetle or Eos model year before installation to ensure proper fitment.

Quality Assurance and Warranty

Gates Emission Control Hose products are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The EMH303 hose carries an OE comparison rating, confirming it as an exact replacement part. While specific warranty details are not provided, Gates typically offers coverage against manufacturing defects to support long-term use.

BrandGates
Part NumberEMH303
PositionEmission Control Hose, Valve To Secondary Air Pump
MaterialPlastic
Inside Diameter.63
Inside Diameter16
Centerline Length37.25
Centerline Length946
Hose Quantity1
End TypeClip on
Branch Quantity0
Protective Sleeve IncludedYes
Hardware IncludedNo
9839Yes
98452
9853No
Centerline Length (in)37.25
Centerline Length (mm)946
End 1 TypeClip on
End 2 TypeClip on
Hardware IncludedNo
Inside Diameter 1 (in).63
Inside Diameter 1 (mm)16
Inside Diameter 2 (in).63
Inside Diameter 2 (mm)16
MaterialPlastic
MoldedYes
Number of Branches0
Number of Hoses1
Number of Quick Connectors2
OE Comparison RatingOe exact
PCV ValveNo
Protective SleeveYes

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2016VolkswagenEos2.0LL4GASValve To Secondary Air PumpEmission Control Hose
2015VolkswagenEos2.0LL4GASValve To Secondary Air PumpEmission Control Hose
2014VolkswagenEos2.0LL4GASValve To Secondary Air PumpEmission Control Hose
2013VolkswagenEos2.0LL4GASValve To Secondary Air PumpEmission Control Hose
2012VolkswagenBeetle2.0LL4GASValve To Secondary Air PumpEmission Control Hose
2012VolkswagenEos2.0LL4GASValve To Secondary Air PumpEmission Control Hose
2011VolkswagenEos2.0LL4GASValve To Secondary Air PumpEmission Control Hose
2010VolkswagenEos2.0LL4GASValve To Secondary Air PumpEmission Control Hose

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1K0131128B1K0131128DEMH303

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.