PRODUCT DETAILS
Home » Catalog » Metal Bellows » Exhaust Bellows » 1 3/4 Inch Stainless Steel Exhaust Flex Pipe for Automotive & Small Diesel Engines

1 3/4 Inch Stainless Steel Exhaust Flex Pipe for Automotive & Small Diesel Engines

Availability:
Application Scenarios: 
The 1 3/4 inch exhaust flex pipe is commonly applied in light trucks, passenger vehicles, compact diesel engines, and industrial equipment with medium exhaust flow. It effectively reduces vibration transfer and prevents thermal expansion damage.

Manufacturing Processes: 
Built from stainless steel with precision-formed corrugations, reinforced with interlock or braid layers, and welded to meet durability and leakage standards required by automotive and industrial OEMs.

Features: 
Excellent fatigue resistance, compact size suitable for limited installation spaces, and reliable vibration isolation for prolonged service life.

Customization:
 Available in a variety of stainless steel grades, lengths, braiding options, and end fitting types. Tailored OEM solutions for automotive and industrial projects are supported.
 
 

Product Introduction

The 1 3/4 inch stainless steel exhaust flex pipe is designed for automotive exhaust systems, light commercial vehicles, and small diesel-powered machinery. Its flexible structure absorbs engine vibration, protects downstream components, and ensures stable exhaust operation.


Material & Compatibility

Manufactured using stainless steel 304 or 321, the pipe resists corrosion and oxidation under high temperatures. It is fully compatible with gasoline, diesel, and light-duty industrial exhaust systems.


Application & Installation

Ideal for use in cars, pickup trucks, compact diesel generators, and small-scale industrial machinery. Installation requires appropriate clamps or welding to ensure a secure connection, maintaining both flexibility and sealing performance.


Technical Specifications

ItemSpecification
Nominal Diameter1 3/4 inch (45 mm)
MaterialStainless Steel 304 / 321
LengthCustomizable
End FittingsPlain, Beveled, or Flanged
Operating Temperature-40°C to 800°C
TestingPressure and Leak Tested

FAQ

Q: What applications require a 1 3/4 inch exhaust flex pipe?

A: It is widely used in passenger vehicles, light trucks, and compact diesel engines where moderate exhaust flow and vibration isolation are required.


Q: Can this flex pipe handle continuous high temperatures?

A: Yes, stainless steel construction ensures reliable operation up to 800°C in automotive and industrial exhaust systems.


Q: Do you support OEM bulk supply?

A: Yes, we provide OEM solutions with customized lengths, fittings, and braiding structures for automotive and industrial buyers.


Q: How to prevent premature failure?

A: Ensure correct alignment during installation, avoid over-stressing the pipe, and use high-quality clamps or welding for secure fixation.


Q: Is it suitable for marine engines?

A: Yes, with proper anti-corrosion treatment, it can be used in marine exhaust systems exposed to humid or salt-rich environments.

YUEDING EXHAUST

YDCT specializes in exhaust connection and fastening components, offering stainless steel flex joints, expansion joints, and clamps for automotive and industrial applications. Most products are made in-house with strict quality control and customization options including material, OEM marking, color, and drawing-based production.

Reliable Delivery

Scheduled production and worldwide shipping ensure timely bulk deliveries.

Factory Direct

In-house manufacturing with partner quality control guarantees consistent performance.​​​​​​​

Bulk OEM

OEM and drawing-based production support stable supply and project compliance.​​​​​​​

ABOUT YDCT

Industry-leading supplier of exhaust flex pipe, metal bellows, and clamps, with 33 years of professional manufacturing experience. 

FOLLOW US

CONTACT INFORMATION

Hengqiankou Industrial Zone, 
Yueqing, Wenzhou, Zhejiang 325600, China
+86-13757770601
mike@yuedingexhaust.com
Copryright © 2026 Zhejiang Yueding Corrugated Tube Co., Ltd.  All rights reserved.   ▏  Sitemap