Compatible for GMC (V8 Engine): Marsram spark plug wires compatible for 2007-2018 Sierra(5.3L/6.2L), 1999-2018 Sierra 1500(4.8L/5.3L/6.0L/6.2L), 2007 Sierra 1500 Classic(4.3L/4.8L/5.3L/6.0L), 2002-2006 Sierra 1500 HD(6.0L), 2019 Sierra 1500 Limited(5.3L), 1999-2004 Sierra 2500(5.3L/6.0L), 2001-2018 Sierra 2500 HD(6.0L), 2002-2005 Sierra 3500(6.0L), 2007 Sierra 3500 Classic(6.0L), 2007-2019 Sierra 3500 HD(6.0L), 2000-2019 Yukon(4.8L/5.3L/6.0L/6.2L), 2017-2018 Yukon XL(5.3L/6.2L), 2000-2014 Yukon XL
Replace OE Number: 48322R, 48322, M8-48322, 7831, M848322. Do check your car model in the "amazonconfirmedfit" in the top left corner before ordering
High-quality Materials: Mararam spark plug wires not only use high-quality low-impedance metal materials, which can deliver strong high-voltage conduction required for reliable ignition, but also feature multi-layer insulation materials that ensures zero current leakage, which can greatly enhancing safety and stable electrical flow. Furthermore, their superior corrosion resistance, superior oil resistance extend the service life of both ignition coils and spark plugs, reducing maintenance costs
Superior Vehicle Performance: Mararam spark plug wires are designed with manufacturing processes that surpass OEM standards, which can deliver smoother power, quicker acceleration, and better fuel efficiency, while it can dramatically boosting engine performance. With Mararam spark plug wires, you'll enjoy an engine that's powerful, efficient, and reliably high-performing
Included: 1 year warranty. The package includes 8 spark plug wires. If you have any concerns or need assistance, please feel free to contact us