The NGK Laser Iridium High Ignitability Spark Plug, part number 1555, is designed to elevate your vehicle's performance and longevity. Crafted for BMW Alpina models, this spark plug features an iridium-tipped center electrode, offering six times the durability of platinum. Its high-grade alumina ceramic provides excellent heat dissipation, preventing overheating and ensuring reliable starts even in the toughest conditions. The unique SPE design with a square platinum electrode ensures enhanced ignitability and service life, especially in high-efficiency engines. Whether you're a DIY enthusiast or a professional mechanic, this spark plug is a top-choice for maintaining your vehicle's ignition system. The 98% pure copper core guarantees superior conductivity and extensive heat ranges, making it the perfect replacement for vehicles requiring OE SPE iridium alloy plugs. Experience smoother starts, improved fuel efficiency, and long-lasting performance with this NGK Laser Iridium Spark Plug.

• OE-Level Performance: Engineered for specific BMW Alpina models
• Iridium-Enhanced Durability: Six times harder than platinum
• Superior Heat Dissipation: 98% pure copper core
• Advanced Electrode Design: Platinum electrode for improved spark
• Anti-Corrosion Protection: Trivalent metal plating enhances longevity
• Enhanced Ignitability: SPE tip promotes reliable starts

Center Electrode Core Material:	Copper
Center Electrode Tip Material:	Iridium
Hex Size:	14 Bi-Hex
Manufacturer Heat Range:	8
Part Number:	SIZKBR8A8HS
Pre-Gap Size:	.032
Reach:	26.5
Resistance:	5000.0
Thread Diameter:	12.00
Stock Number:	1555

• BMW: 12 12 0 038 507
• NGK Spark Plugs USA - Spark Plugs and Glow Plugs: 1555

• 2011-2012 BMW Alpina B7 xDrive | Note: "OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.;Gap 0.032";Actual OE Manufacturer;30,000 mi OE Mfr Recommended Service Interval"
• 2011-2012 BMW Alpina B7L | Note: "OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.;Gap 0.032";Actual OE Manufacturer;30,000 mi OE Mfr Recommended Service Interval"
• 2011-2012 BMW Alpina B7 | Note: "OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.;Gap 0.032";Actual OE Manufacturer;30,000 mi OE Mfr Recommended Service Interval"
• 2011-2012 BMW Alpina B7L xDrive | Note: "OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.;Gap 0.032";Actual OE Manufacturer;30,000 mi OE Mfr Recommended Service Interval"