This high-grade new water trap system bearing OEM numbers 8159966, 8159975 and 8159974 fits VOLVO truck engines perfectly. It can fully separate water content and impurities from fuel and air pipelines. This solid protection keeps key engine parts away from potential damage. It is crafted from tough anti-rust raw materials. The unit works steadily amid tough road conditions and severe operating scenarios. It is manufactured to meet regular OEM specifications. It can seamlessly take the place of aged, clogged or broken original water trap assemblies