90 Degree Elbow Reducer Silicone Hose Coupler - 1.75" to 2.50" ID - Black - SI-ER-4563-BLK 5W30 The Bosch 4

The Bosch 4

Unlike many other companies

The inverted inner filter cone not Only increases the filter surface area and air flow capacity

These discs feature a reduced marcel for faster shift action to complement ACT pressure plates

FM4-HDR6 kit features ACT's most popular Heavy Duty pressure plate

90 Degree Elbow Reducer Silicone Hose Coupler - 1.75" to 2.50" ID - Black - SI-ER-4563-BLK 5W30 The Bosch 4Reinforced 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