Straight Reducer Silicone Hose Coupler - 3.50" to 4.00" ID - Black - SI-SR-89102-BLK Volkswagen Golf GTI Constructed of 100% aluminum and

Constructed of 100% aluminum and featuring a 3-row core

13-15 Lexus GS350 3

Using this select combination of bushings allows the most comfort and control under any driving conditions

making them an economical option for custom fabricators as each pipe will offer up to three separate bends and a straight section

May be compatible with other engine swaps

Straight Reducer Silicone Hose Coupler - 3.50" to 4.00" ID - Black - SI-SR-89102-BLK Volkswagen Golf GTI Constructed of 100% aluminum andReinforced Silicone Hose Couplers feature High Temperature Resistant Reinforcement Fabric between each layer of silicone which allows for an impressive Operating Temperature Range of 40 F to 392 F. Not suitable for use with Oil Fuel. Features: Genuine 4 ply Silicone Heat tolerance: 40 to 392 Fahrenheit Burst Pressure: 200 PSI Working Pressure: 50 PSI Wall Size: 4 mm 5 mm Compatible with antifreeze coolant