We Drive Innovation So You Can Drive Business

Heavy duty trucks are the backbone of the world’s economy – and yours - so it is critical to keep the equipment operating at top performance all the time. Fluid and air movement solutions can make or break your engine’s performance.

That’s why Flexfab’s OEM hoses are custom-engineered specifically for your engine, and rigorously tested in one of the world’s most advanced R&D facilities to withstand extreme environmental and dynamic conditions, even in engines that run hot.

And we are constantly innovating to anticipate changes in the market.

Flexfab's commitment to excellence will keep your heavy-duty trucks on the road longer and your warranty costs lower.

In the Aftermarket Business? Check Out

Learn more about each of our product categories below.


Silicone Heater Hose

Engineered with superior flexibility and durability, Flexfab's standard heater hose is resistant to coolant additives, as well as hardening, cracking, cold leaks, and aging.

  • Green Silicone Heater Hose
  • Blue Silicone Heater Hose
  • Beaded Connections
  • Repair Kits

Charge Air

Flexfab’s charge air cooler hoses are designed to ensure there is no loss of air pressure, even under the most extreme engine conditions.

  • Charge Air Bellows
  • Assemblies
  • 4-Ply Hot Side Charge Air Hose
  • 4-Ply Cold Side Charge Air Hose
  • Oil Lined
  • Turbo Sleeves
  • Charge Air Kits

Silicone Sleeves & Connectors

Flexfab’s silicone sleeves and connectors are used for Turbocharger connections on stationary equipment and on smaller engines; best suited for Construction and Agriculture applications that are less prone to offset and vibration where a bellows is needed.


Silicone Coolant Hose

An ideal solution for applications that require performance levels. Designed to withstand extreme temperature and pressure ranges, and will resist hardening, cracking, cold leaks, aging, and many chemicals.

  • Straight Coolant Hoses
  • Formed Coolant Hoses
  • Beaded Connections

EGR Hose

EGR sensor hose are fluorocarbon-lined silicone exhaust gas recirculation (EGR) sleeves custom designed for EGR gas delivery.



Different applications require different clamps. Choosing the correct clamp ensures a tight, leak resistant seal.

  • Lined Worm Gear Clamps
  • Constant Tension Clamps
  • T-Bolt Clamps
  • Spring Loaded T-Bolt Clamps

Contact Flexfabs Heavy Duty Truck Division

Interested in working with Flexfab's HDT branch? Request a quote for your next project from one of Flexfab's engineers.