This heavy-duty oil pipe is specifically designed for Isuzu NPR, NPR-HD, NRR, and NQR models equipped with 4HE1 4.8L or 4HK1 5.2L engines from 2001-2009. The durable zinc-plated steel construction features a precision-engineered design that connects the oil system to the vacuum pump alternator. The component includes heat resistant cover . The curved design with secure end fittings ensures proper oil flow and reliable connection. This replacement part is manufactured to meet exact specifications for proper fitment and optimal performance in your Isuzu commercial vehicle. Essential for maintaining proper engine operation and preventing oil system issues in compatible Isuzu truck models.