When you build or upgrade an exhaust system, you need parts that handle stress and heat without failing. Our 304 Stainless Steel Flex Bellows are engineered to do exactly that. Made from 100% T304 stainless steel, they reduce strain, minimize cracking, and improve exhaust flow. The slip-fit design allows you to weld them into place with ease. Each unit is tested for leaks and quality checked before shipping, so you can trust its performance in demanding automotive and industrial use.
Product Features
Manufactured from 100% T304 stainless steel for long service life and corrosion resistance
2-ply reinforced bellow construction designed to withstand pressure fluctuations and vibration
Smooth bore directional inner liner enhances gas flow and minimizes turbulence
Slip-fit inlet and outlet ends allow accurate positioning and easy welding to matching tube sizes
Helium leak tested before shipment to guarantee airtight performance
Designed to handle continuous high-temperature cycles without fatigue
Provides flexibility to absorb engine movement and chassis vibration
Compact design integrates seamlessly into both custom and OEM exhaust systems
Detailed Specifications
Specification
Detail
Inlet/Outlet ID
1.30"
Inner Liner
Directional, smooth bore
Connection Type
Slip Fit
Material
304 Stainless Steel
Product Advantages
Extends the lifespan of turbo manifolds, downpipes, and dump tubes by relieving stress at connection points
Absorbs vibration and compensates for thermal expansion, reducing the risk of weld cracking
Provides smoother exhaust flow compared to traditional braided or interlock couplers, improving efficiency
Saves fabrication time with slip-fit design that matches industry-standard tubing sizes
Delivers consistent quality through leak testing and strict inspection protocols
Performs reliably under demanding conditions such as high boost pressure and extreme heat
Reduces maintenance costs by lowering the chance of exhaust system failure or downtime
Offers versatility for both performance automotive upgrades and industrial exhaust solutions
Product Applications
Performance Automotive: Custom header and downpipe fabrication for racing, muscle cars, hot rods, sport compacts, and motorcycles
Turbo Systems: Reinforcement of turbo manifold assemblies to withstand boost and thermal stress
Wastegate Management: Reliable dump tube connections for controlled exhaust gas release
Heavy-Duty Vehicles: Exhaust upgrades for trucks and off-road vehicles operating under high loads
Industrial Use: Exhaust systems in machinery and equipment that require vibration absorption and flexibility
OEM & Aftermarket: Suitable for small-batch custom projects and large-scale manufacturing needs
Motorsport & Tuning Shops: Essential for garages and builders seeking durable, weld-ready components
Reliable Manufacturer of Automotive Exhaust Components
We specialize in the manufacturing of automotive exhaust flex pipes, mufflers, exhaust pipe upgrade components, expansion joints, metal bellows, exhaust clamps, hose clamps, and exhaust tailpipe tips — offering a full range of high-performance solutions for exhaust system applications.
Industry-leading supplier of exhaust flex pipe, metal bellows, and clamps, with 32 years of professional manufacturing experience. Large-volume shipments at more favorable prices.
CONTACT INFORMATION
Address:HengQianKou Industrial Zone, ZheJiang, China