HPS Performance Silicone Radiator Coolant Hose Kit for 1986-1989 Mercedes-Benz 190D (57-2037-BLK) 15575 Special Comments: Cast iron rotor

Special Comments: Cast iron rotor only 2005 Porsche Boxster S Engine: 3

More durable and better air flow compared to stock restrictive plastic and rubber intake tube

Slip-On systems contain special sound solutions to tune the sound frequencies: every element of the system was designed for maximum sound output

A simple plug-and-play system offers a superb addition to improve the performance

then four more with our unit on a 2020 factory-tuned STI test car

HPS Performance Silicone Radiator Coolant Hose Kit for 1986-1989 Mercedes-Benz 190D (57-2037-BLK) 15575 Special Comments: Cast iron rotorHPS high temperature black 3 ply reinforced silicone radiator hose kit (part number 57 2037) replaces 1986 1989 Mercedes Benz 190D 2. 5L Diesel stock OEM rubber lower and upper radiator coolant hoses with high heat resistance material which meets or exceeds OE specifications (Maximum temperature rating: 350F).