Aluminum Thermostat Bung Adaptor For BMW 1 3 5 6 7 Series X3 X5 X6
Restore precise engine temperature control with this Aluminum Thermostat Bung Adaptor, engineered specifically for select BMW chassis. Designed to replace worn, stripped, or cracked factory fittings, this component allows you to swap out just the adapter rather than overhauling your entire cooling system. Crafted from solid aluminum with a durable black finish, it mirrors original dimensions and thread pitch to ensure a secure, leak-free mount and exact match to your vehicle’s cooling plumbing. Ideal for E-series BMWs experiencing coolant loss, failed sensor mounts, or corroded plastic housings, it delivers reliable thermal management under everyday and high-load driving conditions.
Benefits & Tips
Eliminate costly housing replacements by targeting the compromised bung alone, extending the life of your existing cooling assembly.
Clean all mating threads and sealing surfaces before installation to guarantee a tight, pressure-resistant fit that prevents air pockets.
Use automotive-grade thread sealant approved for ethylene glycol coolants to stop recurring seepage and protect aluminum from galvanic corrosion.
Product Specifications
- Construction Material: Aluminum with black finish
- Model Reference: BOP40
- Manufacturing Origin: Mainland China
Package includes:
- 1 x Aluminum Thermostat Bung Adaptor
Warnings & Reminders
Always verify your specific chassis code before mounting. This repair part replaces faulty fittings only and does not include gaskets, seals, or fasteners. Torque to manufacturer specifications and inspect for leaks after coolant refill to ensure system integrity.
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