aFe 46-20200A BladeRunner Intercooler Couplings & Clamps Kit - aFe Tubes OnlyaFe 46 20200A BladeRunner Intercooler Couplings & Clamps Kit aFe Tubes Only Reinforced Silicone: These couplings are constructed from high temperature 5 Ply polyester reinforced silicone material. Coupling Hoses: These hoses allow for expansion, movement, and extreme vibration between two hard pipes while reducing the possibility of connections coming apart or having your pipes or other equipment break. Note: This coupling kit works with aFe POWER