Blue Silicone 350F CAC Reducer Hose, 4.00 x 3.50" ID, 6" L RE9025 These 4 inch (102mm) long

These 4 inch (102mm) long straight hoses have a 3" (76mm) ID with a smooth

The 4-ply reinforcement results in a working pressure rating in excess of 35 psi and a 5mm wall thickness (67mm / 2 5/8" OD)

Slide the large end of the reducing elbow over the nipple on the coolant reservoir

Temperature rating: 300°F continuous

OD: 57mm (2

Blue Silicone 350F CAC Reducer Hose, 4.00 x 3.50" ID, 6" L RE9025 These 4 inch (102mm) longCharge Air Cooler (CAC) hose is specifically designed to handle the higher temperatures and pressures in high performance turbo and supercharged applications. Four layers of polyester reinforcement and 3 reinforcing rings allow operating pressures of 35 psi (142 psi burst pressure) and temperatures up to 350 F (180 C). Note that this temperature rating is best suited to the "cold" (post intercooler) side of the system. This hose is color coded Blue