this effect is used sometimes to balance the car or to help to turn in

V-Band clamp

but it also guards against potentially damaging compressor surge - and will do so for a long time

3Caster: 6 +/-0

while also using both convection within the engine compartment and physical shielding to eliminate harmful levels of heat from ever reaching the actuator

Hose Reducer 1.25-1.75" BLACK" CVR8 this effect is used sometimesHigh performance multi layered Silicone hose. Constant temp resistant from 50 to 170 degrees Celsius ( 60 to 340 degrees Fahrenheit) and pressure rated to 220PSI with a 5mm wall thickness. Engineered to Win by Turbosmart.