Multi-purpose silicone 90 degree elbow reducer silicone tube p product description application: heating and cooling systems cac charge-air-cooler (hot & cold side) turbo charger systems & custom compressor, intercooler or intake & inlet piping for turbo / superchargers. Etc. Features: good electrical insulating performanceno taste, no toxic, eco-friendly.high temperature resistance, aging, operative temperature: - 40 c 220 c having physical laziness, good air permeabilitywe offer oem / odm, we can 3d design, produce according to your drawings description: inner: 100% high quality siliconecover: siliconereinforce ply: 4plyreinforce: polyester / aramid / glass fibercolor: black / red / blue / green / yellow specs: item number inner diameter(mm) inner diameter(inch) layer thickness(mm) leg length er45/25-16 25-16 1"-5/8" 3 4 100x100mm er45/25-19 25-19 1"-3/4" 3 4 100x100mm er45/32-25 32-25 1 1/4"-1" 3 4 100x100mm er45/35-25 35-25 1 3/8"-1" 3 4 100x100mm er45/35-32 35-32 1 3/8"-1 1/4" 3 4 100x100mm er45/38-25 38-25 1 1/2"-1" 3 4 100x100mm er45/38-32 38-32 1 1/2"-1 1/4" 3 4 100x100mm er45/38-35 38-35 1 1/2"-1 3/8" 3 4 100x100mm er45/45-38 45-38 1 3/4"-1 1/2" 4 5 100x100mm er45/51-38 51-38 2"-1 1/2" 4 5 100x100mm er45/51-42 51-42 2"-1 16/25" 4 5 100x100mm er45/51-45 51-45 2"-1 19/25" 4 5 100x100mm er45/57-51 57-51 2 1/4"-2" 4 5 100x100mm er45/60-51 60-51 2 3/8"-2" 4 5 100x100.