Over time, the factory rubber intercooler boots can wear down, crack and leak. If they burst, or even bleed off air, you're losing precious air for power production. Silicone "hot side" intercooler replacement boots for the 03-09 Dodge Ram 5.9/6.7L Cummins from Glacier Diesel Power can provide you a long term reliable solution. The kit consists of 2 silicone turbo to intercooler hoses. Made of high quality 4 ply silicone rated for 200 psi, these couplers are made in the USA and are manufactured to withstand the higher boost on modified trucks. Kit also stainless spring clamps for a secure easy to install fit.