Heat protection cover Titan Turbo Diaper / Pampers for T25 + T3 GT28RS GT2871R T3/T4 GT3076 GT35These sleeves made of high-quality ceramic, basalt and silica are used to protect the surrounding components in the engine compartment from heat.The temperature in the engine compartment is reduced; this lowers the thermal load and the engine can also draw in cooler air. This has a positive effect on the power output.