Enhance your vehicle's ignition performance with the ACDelco 41-983 Double Platinum Spark Plug. Specially engineered for GM vehicles, this spark plug features a copper core and double platinum pads on the center electrode. These design elements ensure long-lasting performance and outstanding ignition reliability. Perfectly aligned with General Motors' rigorous standards, this spark plug provides optimal engine efficiency while reducing wear on the ignition system. Ideal for Chevrolet and GMC models, it's an essential part for maintaining peak vehicle performance and is backed by General Motors for authenticity and quality. Whether you're a DIY enthusiast or a professional mechanic, this spark plug offers the durability and efficiency needed for your engine's demanding conditions. Take charge of your vehicle's maintenance by investing in a spark plug that guarantees quality and satisfaction.

• One-piece suppressor seal minimizes interference and enhances longevity.
• Double platinum pads reduce wear and match ignition demands.
• Designed, tested, and backed by General Motors for assurance.
• Compatible with Chevrolet & GMC, fitting specific '01-'07 models.
• High-quality copper core for improved temperature control.

Center Electrode Core Material:	Copper
Center Electrode Tip Material:	Iridium
Hex Size (in):	5/8
Manufacturer Heat Range:	14
Pre-Gap Size (in):	0.06
Length (in):	5
Thread Diameter (mm):	14
Weight (lb):	0.4

• 2001-2002 Chevrolet Express 3500
• 2001-2006 Chevrolet Silverado 2500 HD
• 2001-2006 Chevrolet Silverado 3500
• 2001-2006 Chevrolet Suburban 2500
• 2001-2002 GMC Savana 3500
• 2001-2006 GMC Sierra 2500 HD
• 2001-2006 GMC Sierra 3500
• 2001-2006 GMC Yukon XL 2500
• 2002-2006 Chevrolet Avalanche 2500
• 2007 Chevrolet Silverado 2500 HD Classic
• 2007 Chevrolet Silverado 3500 Classic
• 2007 GMC Sierra 2500 HD Classic
• 2007 GMC Sierra 3500 Classic