Plumbing & Electrical

The Best Automotive Replacement Emission AIR Pipes

This post contains affiliate links. As an Amazon Associate we earn from qualifying purchases.

Our picks are based on Amazon bestseller rankings, verified customer ratings, and product availability. We update our recommendations regularly to ensure accuracy.

Maintaining your vehicle's exhaust system is crucial for performance and environmental compliance. The air pipe, also known as an air injection tube or smog pump hose, plays a vital role in reducing harmful emissions by delivering air to the exhaust ports. Choosing the correct replacement ensures proper fitment and optimal function.

No. 1
Standard Motor Products AT101 AIR Pipe
  • Standard Manifold Air Tube (Single Tube) (AT101)
  • Part number: AT101
  • Fit type: Vehicle Specific
  • Package Weight: 1.5 pounds
No. 2
GM Genuine Parts 12647908 Secondary Air Injection Pipe
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
No. 3
Standard Motor Products AT201 AIR Pipe
  • Country Of Origin : China
  • The Package Height Of The Product Is 3.99 Inches
  • The Package Length Of The Product Is 13.16 Inches
  • The Package Width Of The Product Is 6.94 Inches
No. 4
Secondary Air Injection Pipe for Ford F-150 1987-1996#coXd
  • Includes 1 (One) Secondary Air Injection Pipe
  • Fits list of vehicles in image gallery fitment chart
  • Exceptional Quality and Performance: This OE replacement secondary air injection pipe is designed to meet, if not exceed, the performance and quality standards of the original equipment installed on your vehicle. Experience the same high-level performance...
  • Direct Replacement, No Fuss: This OE replacement secondary air injection pipe is meticulously designed for your specific vehicle's make and model, promising a direct fit. Installation is as straightforward as it gets - no fuss, no complications...
  • Perfect Compatibility: Compatibility is key. Make sure to check our product specifications (in image gallery) to confirm that this OE replacement secondary air injection pipe matches your vehicle's requirements. Get the perfect fit and optimal performance...
No. 5
Air Pipe
  • Country Of Origin : China
  • The Package Height Of The Product Is 4.44 Inches
  • The Package Length Of The Product Is 18.56 Inches
  • The Package Width Of The Product Is 4.48 Inches
No. 6
Standard Motor Products AT187 AIR Pipe
  • Made in Taiwan
  • Fit type: Vehicle Specific
  • Package Weight: 0.75 pounds
  • Package Dimensions : 13.16" x 6.94" x 3.99"
SaleNo. 7
GM Genuine Parts 219-627 (12639083) Secondary Air Injection Pipe
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
  • Fit type: Vehicle Specific
  • Package Weight: 2.87 pounds
No. 8
Right Secondary Air Injection Pipe for Chevrolet C1500 1988-1993#coYu
  • Includes 1 (One) Secondary Air Injection Pipe
  • Fits Right of vehicles in image gallery fitment chart
  • Exceptional Quality and Performance: This OE replacement secondary air injection pipe is designed to meet, if not exceed, the performance and quality standards of the original equipment installed on your vehicle. Experience the same high-level performance...
  • Direct Replacement, No Fuss: This OE replacement secondary air injection pipe is meticulously designed for your specific vehicle's make and model, promising a direct fit. Installation is as straightforward as it gets - no fuss, no complications...
  • Perfect Compatibility: Compatibility is key. Make sure to check our product specifications (in image gallery) to confirm that this OE replacement secondary air injection pipe matches your vehicle's requirements. Get the perfect fit and optimal performance...
No. 9
GM Genuine Parts 219-570 (12629518) Secondary Air Injection Pipe
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
  • Package Weight: 1.6 pounds
  • Fit type: Vehicle Specific
No. 10
LANZONGXGZQ for Volvo S60 S80 V60 V70 XC60 XC70 Cooling System Expansion Tank Breather Radiator Hose Pipe...
  • Repair accessories,easy installation
  • Durable and easy to use products
  • Match perfectly with equipment
  • Note, Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. Please allow slight manual measurement deviation
  • Before placing an order, be sure to confirm that your device model is the relevant fit model mentioned on this product page

Last update on 2026-07-17 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Automotive Replacement Emission AIR Pipes

Understanding Air Pipes

Automotive replacement air pipes are designed to connect your vehicle's air pump or secondary air injection system to the exhaust manifold or cylinder head. Their primary function is to introduce fresh air into the exhaust stream, which helps to burn off uncombusted fuel and reduce pollutants like hydrocarbons and carbon monoxide. A damaged or leaking air pipe can lead to increased emissions, poor engine performance, and potentially a failed emissions test.

Key Features to Consider

  • Material: Air pipes are typically made from durable, heat-resistant materials like rubber, silicone, or sometimes metal. High-quality materials are essential to withstand the high temperatures and corrosive environment of the engine bay and exhaust system.
  • Fitment and Compatibility: Ensuring the pipe is compatible with your vehicle's make, model, and year is paramount. Check product descriptions carefully for specific fitment information, including engine size and emissions system type. Some pipes are universal, while others are vehicle-specific.
  • Length and Diameter: The dimensions of the air pipe must match the original component. Incorrect length can lead to stress on connections, while an improper diameter can affect air flow and system efficiency.
  • Connectors and Fittings: Examine the type of connectors or fittings included or required. Some pipes come with integrated fittings, while others may require separate clamps or adapters.

Installation and Maintenance

Replacing an air pipe generally requires basic automotive tools and some mechanical aptitude. It's often advisable to consult your vehicle's service manual for specific instructions. Regularly inspect the air pipe for cracks, leaks, or signs of wear, especially after performing other engine maintenance. Prompt replacement of a damaged pipe will prevent further issues.

Frequently Asked Questions

What is the purpose of an air pipe in a car's exhaust system?
An air pipe, part of the secondary air injection system, delivers air to the exhaust ports. This helps burn off uncombusted fuel, reducing harmful emissions like hydrocarbons and carbon monoxide.
How do I know if my air pipe needs replacement?
Signs of a failing air pipe include increased emissions, a check engine light, rough idling, or a noticeable exhaust leak sound. A visual inspection might reveal cracks or damage.
Can I use a universal air pipe on any vehicle?
While some universal pipes exist, it's best to find one specifically designed for your vehicle's make, model, and year. This ensures proper fitment and optimal function of the emissions system.
What materials are commonly used for replacement air pipes?
Replacement air pipes are typically made from heat-resistant materials such as high-grade rubber, silicone, or sometimes metal. These materials are chosen for their durability in the harsh engine bay environment.
Is replacing an air pipe a difficult DIY job?
Replacing an air pipe can often be done by individuals with basic mechanical skills and tools. However, consulting your vehicle's service manual or seeking professional help is recommended for a guaranteed correct installation.