Keep your BMW running at peak performance with the OEM INA Accessory Belt. A dependable solution engineered for lasting function and factory precision.
Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems. Features NTN bearing.
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For dependable operation and peace of mind, trust the INA Serpentine Belt from ECS Tuning, a smart choice for preventative maintenance and long-term reliability in your BMW.
Includes replacement belt tensioners, idler pulleys, a water pump, and two new serpentine belts
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Drive belts transfer crankshaft power to various accessories, including the alternator, water pump, power steering pump, and air conditioning compressor. Replacement of drive belts, serpentine belts, and drive belt tensioners at recommended service intervals helps you avoid untimely breakdowns and expensive vehicle repairs.
Lifetime Replacement
