Rein CHP0811 Engine Coolant Pipe - Thermostat To Pipe

OE-Style Coolant Pipe for BMW 335d

The Rein CHP0811 engine coolant pipe is a direct replacement for the OE coolant pipe used on select BMW diesel applications. Built from black plastic to match the original layout, it is designed for the thermostat-to-pipe location on the BMW 335d.

For BMW 335d owners searching for a thermostat to pipe coolant pipe replacement, Rein CHP0811 provides an OE-quality service part with the correct fitment profile for 2009-2011 vehicles.

Key Features

• Direct replacement engine coolant pipe for the thermostat-to-pipe position
• Black plastic construction
• OE-quality replacement for European vehicle cooling systems
• Cross-reference part number: 11537802632
• Part number: CHP0811

Product Details

Rein Automotive coolant pipes are built for European vehicles and follow the original equipment design closely. This engine coolant pipe is made to replace the factory coolant pipe on the BMW 335d, with the same general form and material style used in the OE application. The black plastic construction supports a factory-style repair for the cooling circuit, and the part number CHP0811 helps simplify identification when sourcing the correct replacement.

Compatible With 2009-2011 BMW 335d, thermostat to pipe. This part cross-references 11537802632 for the same application. If you are replacing a cracked, leaking, or heat-aged coolant pipe on a BMW 335d, CHP0811 is the direct-fit replacement to compare against the original component.

Common Repair Reasons

• Coolant leakage at the thermostat-to-pipe connection
• Cracked or brittle plastic coolant pipe housing
• Loss of cooling system pressure
• Overheating caused by a damaged coolant passage
• Service replacement for a worn BMW 335d coolant pipe

Installation Notes

Verify the thermostat-to-pipe routing and part number before installation. This coolant pipe does not include a gasket or seal, so reuse or replacement of sealing components should be confirmed separately during service. Inspect adjoining hoses, clamps, and mating surfaces for wear before reassembly.

Quality Assurance

Rein Automotive positions this coolant pipe as an OE-quality replacement for European vehicles, with dimensions and material selection aligned to the original factory part. Part number CHP0811 is intended for direct replacement service on the listed BMW 335d applications.