Stainless Steel Flex Bellow

Treadstone flex bellows are CAD designed, stainless steel couplers, made to to isolate noise, vibration and harshness (NVH) produced by the engine and also aids in relieving stress to your vehicles exhaust system. Treadstone flex bellows help reduce manifold and down pipe cracking, and promote overall longevity to your engines components. These Bellows are entirely made from 304L, Heat Treated Stainless Steel. We offer sizes ranging from 1.5" to 4" ID with varied lengths. Lip has a 0.1" thickness and the inner liner thickness is 0.065". See product variations bellow.