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Exhaust Pipe Tubing OD 3.5 89mm 4FT Stainless Steel T-304 Straight 2PCS

Exhaust Pipe Tubing OD 3.5 89mm 4FT Stainless Steel T-304 Straight 2PCS is a pair of 4-foot straight exhaust pipes made from T-304 stainless steel, priced at $61.53. Ideal for custom exhaust builds, it offers strong corrosion resistance and universal fit for 3.5-inch systems.

$61.53

● In stock

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Key features

  • T-304 stainless steel construction
  • 3.5-inch (89mm) outer diameter
  • 1.5mm wall thickness for strength
  • 4-foot straight pipe design
  • Silver finish with corrosion resistance
  • Pack of 2 tubes for dual setups
  • Universal fit for custom exhausts

Pros

  • +High corrosion and heat resistance
  • +Durable 1.5mm wall thickness
  • +Ideal for custom exhaust fabrication
  • +Includes two 4-foot pipes
  • +Superior to aluminized steel
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Cons

  • No installation instructions included
  • Requires professional welding

About Exhaust Pipe Tubing OD 3.5 89mm 4FT Stainless Steel T-304 Straight 2PCS

What is Exhaust Pipe Tubing OD 3.5 89mm 4FT Stainless Steel T-304 Straight 2PCS?

This product consists of two 4-foot-long straight exhaust tubes with a 3.5-inch (89mm) outer diameter, crafted from high-quality T-304 stainless steel. Designed for automotive exhaust system repairs, modifications, or custom builds, it provides a durable, corrosion-resistant solution for performance and restoration projects. The silver-finished tubing is sold as a universal fit component, making it suitable for a wide range of vehicles requiring 3.5-inch diameter exhaust piping.

Key features

  • Material — Made from T-304 stainless steel for superior corrosion and heat resistance.
  • Diameter — 3.5 inches (89mm) outer diameter ensures compatibility with standard 3.5-inch exhaust systems.
  • Thickness — 1.5mm wall thickness provides structural strength and durability.
  • Length — Each pipe is 4 feet long, offering ample material for custom fabrication.
  • Style — Straight design allows for flexible bending and routing in custom exhaust setups.
  • Quantity — Pack includes 2 straight pipes, ideal for dual exhaust or extended runs.
  • Fitment — Universal fit; requires professional welding and installation.

Who is Exhaust Pipe Tubing OD 3.5 89mm 4FT Stainless Steel T-304 Straight 2PCS for?

This tubing is ideal for automotive enthusiasts, DIY fabricators, and professional mechanics building or repairing high-performance exhaust systems. It suits restomod projects, off-road vehicles, and custom street builds where durability and appearance matter. Due to the need for welding and precise fitment, it's best for users with intermediate to advanced fabrication skills.

How does Exhaust Pipe Tubing OD 3.5 89mm 4FT Stainless Steel T-304 Straight 2PCS compare?

Compared to aluminized steel tubing, T-304 stainless steel offers significantly better resistance to rust and thermal fatigue, making it a longer-lasting choice for exhaust systems. It outperforms mild steel and lower-grade stainless options in harsh environments. While more expensive than basic alternatives, its durability justifies the cost for serious builds. Unlike pre-bent systems, this straight tubing offers full customization but requires more labor to install.

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Best use cases

  • Custom dual exhaust systems
  • Performance vehicle builds
  • Exhaust repair or extension
  • Off-road and racing applications
  • Restomod exhaust upgrades
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Is Exhaust Pipe Tubing OD 3.5 89mm 4FT Stainless Steel T-304 Straight 2PCS right for you?

This exhaust tubing is best for intermediate to advanced DIYers or professionals building custom exhaust systems. It requires welding and bending tools. Ideal for performance, off-road, or restoration projects. Consider aluminized steel for budget repairs or pre-bent kits for easier installation.

How it compares: Compared to aluminized steel, this T-304 stainless tubing lasts longer and resists rust better. It offers more flexibility than pre-bent systems but requires more labor. Priced competitively for dual 4-foot sections of premium-grade material.

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Frequently Asked Questions

What is T-304 stainless steel used for in exhaust systems?

T-304 stainless steel is used in exhaust systems for its excellent resistance to heat, corrosion, and oxidation. It maintains strength under high temperatures and is ideal for long-lasting, high-performance exhaust components, especially in harsh environments or custom builds.

Does this exhaust tubing come with installation instructions?

No, installation instructions are not included. Professional fabrication, welding, and exhaust system knowledge are required. It's intended for users experienced in custom exhaust work or those working with a qualified mechanic or shop.

How long is each piece of exhaust pipe?

Each exhaust pipe is 4 feet (48 inches) long. The pack includes two straight tubes, providing a total of 8 feet of T-304 stainless steel tubing for custom exhaust projects or dual system builds.

Is this exhaust tubing compatible with all vehicles?

It has a universal fit based on 3.5-inch diameter compatibility. It can be used on various vehicles but requires custom fitting, cutting, and welding. Confirm your exhaust system's diameter and routing needs before purchase.

Can I use this tubing to repair a rusted exhaust system?

Yes, this tubing can replace rusted sections of a 3.5-inch exhaust system. Its T-304 stainless steel construction resists future corrosion, making it a durable upgrade over mild or aluminized steel replacement parts.

How much does Exhaust Pipe Tubing OD 3.5 89mm 4FT Stainless Steel T-304 Straight 2PCS cost?

Exhaust Pipe Tubing OD 3.5 89mm 4FT Stainless Steel T-304 Straight 2PCS is $61.53 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.

Is Exhaust Pipe Tubing OD 3.5 89mm 4FT Stainless Steel T-304 Straight 2PCS in stock at Lab Work Auto?

Yes, Exhaust Pipe Tubing OD 3.5 89mm 4FT Stainless Steel T-304 Straight 2PCS is currently in stock at Lab Work Auto.

Specifications

SKU
F8-010910
Last updated May 14, 2026