3.5" OD X 12" Long

3.5" OD X 12" LongThis 3. 5" OD carbon fiber straight tube is used in air intake systems. Weighs 35 40% less than aluminum, yet is just as strong. Very attractive appearance. Our carbon fiber is 3K carbon fiber embedded in clear epoxy (wet process) and polished. Each of the bundles you see in the item consists of 3000 tiny fibers of pure carbon. The weave is twill, which means the bundles going one direction are spaced slightly wider than the bundles going the other

Recommended clamps are 94100-0400

The aluminum intake reducer is 2

This reducing 4" to 3" charge air cooler hose has reinforcing stainless steel rings to help the hose keep its shape and handle more pressure under high temperature conditions

This reducing insert adapts a 5" ID intake hose to a 4-3/4" OD tube

1 ea AL35X4 (not shown) - this is the tube that goes through the fender well

Polished finish  16 gauge

This charge air cooler hose with rings and is ideal for aftercooler systems

It can be bent a little to fit better

Perfect for air-to-air aftercooler systems and turbocharger connections

4-ply reinforcement for strength

plated spring

How does the cobra head make such a tight bend without increasing turbulence