The aFe POWER universal silicone coupling joins a 4.00-inch ID end to a 3.00-inch ID end with a 3-inch overall length, suitable for intake and intercooler plumbing. Constructed from 100% silicone with three polyester reinforcement layers and a 4mm wall thickness, it resists deformation under pressure. The coupling includes two stainless steel clamps that resist corrosion and provide a secure mechanical connection.
aFe POWER Universal Products Coupler Kit (4 x 3)in ID x 3in L - Black