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

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

This product consists of two 4-foot-long straight exhaust tubes with a 3.5-inch (89mm) outer diameter, constructed from T-304 stainless steel. Designed for universal fitment, it's intended for custom exhaust system fabrication, repairs, or upgrades. The 1.5mm wall thickness ensures structural integrity under high heat and vibration, while the silver finish resists rust and scaling. Sold by Lab Work Auto, it's priced at $135.00 and ships ready for professional welding or clamping into place.

Key features

• Material — Made from high-quality T-304 stainless steel for superior corrosion and heat resistance.
• Diameter — 3.5-inch (89mm) outer diameter ensures compatibility with standard 3.5-inch exhaust components.
• Length — Each tube is 4 feet long, providing ample material for custom routing and splicing.
• Wall Thickness — 0.06-inch (1.5mm) gauge offers durability without excessive weight.
• Finish — Polished silver appearance maintains aesthetic appeal and resists surface oxidation.
• Quantity — Pack of two straight pipes for dual exhaust setups or extended single systems.
• Fitment — Universal design fits any vehicle requiring 3.5-inch exhaust tubing.

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

This tubing suits DIY enthusiasts, performance tuners, and professional fabricators working on custom exhaust systems. It's ideal for muscle cars, off-road trucks, hot rods, or daily drivers needing durable, long-lasting exhaust repairs. Users should have welding or exhaust assembly experience, as no installation instructions are included. It's especially valuable for builds where rust resistance and clean appearance matter.

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

Compared to aluminized steel tubing, T-304 stainless steel offers significantly better corrosion resistance and longevity, especially in wet or salty environments. It outperforms mild steel and lower-grade stainless options in heat tolerance and finish retention. While more expensive than basic steel pipes, it's competitively priced for genuine T-304 material. Unlike pre-bent or muffler-integrated systems, this straight tubing offers maximum flexibility for custom routing but requires fabrication skills to install.