Coolant Pipe Fitting JRspec for BMW N52 N53 N54

The JRspec coolant fitting is a high-quality component designed for BMW N52, N53, and N54 engines. It replaces the factory plastic connector between the cylinder head and thermostat, which can become brittle and lead to coolant leaks or system failure.

Crafted from durable T6511 aluminum and precisely CNC-machined, this fitting ensures perfect fitment, tight sealing, and unobstructed coolant flow. It serves as a direct replacement for OEM parts: 11537544638, 11537541992.

• Made from durable T6511 aluminum
• Precision CNC-machined
• Increased resistance to heat and pressure
• Replaces OEM plastic connector
• Suitable for naturally aspirated and turbocharged engines
• OEM replacement: 11537544638, 11537541992

Compatible with:

• E82 / E88 – 1 Series Coupe Cabrio
• E90 / E91 / E92 / E93 – 3 Series
• E60 / E61 – 5 Series
• E63 / E64 – 6 Series
• E65 / E66 – 7 Series
• Z4 E89