Diesel engines demand reliable preheating—especially in cold climates or heavy-duty operations. Poor startup performance can lead to inefficiency and frustration. Boxonly's 9-82511978-0 Glow Plug 4-Pack offers a durable, precision-fit solution for multiple Isuzu engine platforms. Built to meet OEM-equivalent standards, this glow plug is tested for thermal consistency and mechanical fit. With a 12V design and M10 thread, it delivers faster heating and reliable cold start assistance, making it ideal for use in construction equipment, industrial vehicles, and diesel generators. Each plug is tested before shipping and is built to last under demanding conditions. Whether you're maintaining a forklift fleet or replacing engine parts in a farm utility vehicle, Boxonly ensures a trusted fit and easy installation—without compatibility guesswork. 🔧 Technical Specifications: Voltage: 12V Thread: M10 Part Number: 9-82511978-0 Quantity: 4 Glow Plugs Condition: New, Direct Replacement 🚜 Compatible Engine Models: Isuzu C240 (2000–2015) Isuzu C240PKG (2005–2016) Isuzu C240PKJ (2008–2018) Isuzu C190 (2003–2014) Isuzu C201 (2006–2020) Isuzu C221 (2007–2019) Isuzu 4BA1 (2000–2012) Isuzu D500 (2005–2017) Isuzu TLD23 (2009–2018) Isuzu 3AA1 (2004–2016) 🆔 Supported OE Number: 9-82511978-0v