Feature

●System1 Designs high quality silicone couplers with 3 different shapes 3 inch straight coupler, 3 inch to 4 inch reducer coupler, and 3 inch hump coupler.
●System1 Designs Performance couplers are targeted towards a large range of customers. From the DIY performance enthusiast to production fabricators.
●All couplers are made of high quality silicone, 3-ply reinforced, withstands heat up to 450?, and have a burst rate of 50psi! Our couplers are not to be used with Oil or Fuel, however it can be used with water or anti-freeze with no issues!
●Perfect for air intake, intercooler piping and other turbo applications.
●Package includes: 1x 3" Straight Coupler, 1x 3" to 4" Reducer Coupler, 1x 3" Hump Coupler, 1x T-Bolt Clamp for 4" Coupler, and 4x T-Bolt Clamp for 3" Coupler


Description

System1 Designs line of silicone couplers feature 3 layers of polyester reinforcement and are suitable for applications with boost pressures up to 45psi. They also feature a temperature rating of 428?F for direct to turbocharger installations. Dont be fooled by cheap 4-ply couplers, sellers generally use it as a marketing term to mean quality which is often not the case. Our 3-ply meet rigorous standards and have been field tested time and time again.