Aeroflow Stainless Steel Flex Joint 4" Long, Suit 1-3/4" O.D. Pipe AF9500-1750

Aeroflow Stainless Steel Flex Joint 4" Long, Suit 1-3/4" O.D. Pipe

The Aeroflow Stainless Steel Flex Joint is designed for automotive enthusiasts and professionals looking to enhance their exhaust systems. Made from high-quality 304 stainless steel, this flexible joint absorbs excess vibrations and movement, making it an essential component for custom exhaust setups. Whether you're a DIYer, a tradie, or working on fleet vehicles, this product offers the durability and flexibility needed for effective exhaust alignment and performance.

With its bellow style construction, this flex joint allows for slight movement as the exhaust system heats up and expands, ensuring a secure and efficient fit. The directional smooth flow solid inner liner further improves exhaust flow, making this product a reliable choice for those seeking quality and performance.

NOTE: LENGTH SIZES ARE APPROXIMATE AND MAY VARY.

Tech Tip: To weld 304 stainless steel to 304 stainless steel, use of a 308 stainless steel filler rod is recommended. When welding mild steel to 304 stainless steel, use of a 309 stainless steel filler rod is advised.

Key features

• Constructed from high-quality 304 stainless steel for durability.
• Designed to absorb vibrations and movement in custom exhaust systems.
• Bellow style construction allows for flexibility during operation.
• Directional smooth flow inner liner enhances exhaust flow efficiency.
• Resistant to corrosion and rust, unlike coated or painted steel pipes.
• Produces clean weld beads for a professional finish.

Technical details

• Length: 4 inches
• Outer Diameter: 1-3/4 inches
• Material: 304 stainless steel
• Type: Flexible exhaust joint
• Welding compatibility: 308 stainless steel filler rod recommended for 304 to 304 welding
• Welding compatibility: 309 stainless steel filler rod recommended for mild steel to 304 welding

Applications / fitment

This flex joint is typically used in various exhaust system applications where flexibility and vibration absorption are required.

• Custom exhaust systems for passenger vehicles.
• 4x4 and off-road vehicle exhaust modifications.
• Performance upgrades for fleet vehicles.
• Marine exhaust systems requiring flexible connections.
• Industrial machinery exhaust applications.

Why buy from Mick’s Gone Bush?

• Trusted Australian business focused on reliable power, auto-electrical, and service parts.
• Stock sourced from reputable distributors and brands.
• Practical support for trade, off-grid, and fleet customers.
• Clear shipping, warranty, and customer service policies.
• Commitment to quality and customer satisfaction.

Frequently asked questions

What is the purpose of a flex joint in an exhaust system?

A flex joint helps absorb vibrations and allows for slight movement in the exhaust system, making it easier to align and fasten exhaust components.

Can this flex joint be used for marine applications?

Yes, the Aeroflow Stainless Steel Flex Joint is suitable for marine exhaust systems that require flexibility and durability.

What type of filler rod should I use for welding?

For welding 304 stainless steel to 304 stainless steel, a 308 stainless steel filler rod is recommended. For welding mild steel to 304 stainless steel, a 309 stainless steel filler rod should be used.

Is this product resistant to rust and corrosion?

Yes, the 304 stainless steel construction ensures that the flex joint will not corrode or rust like coated or painted steel pipes.

How do I determine the right size flex joint for my exhaust system?

Measure the outer diameter of your exhaust pipe and choose a flex joint that matches that measurement for optimal fitment.