Premium Iridium Spark Plug BL15Y for Chevrolet V8 Engines

Ultra-Durable Iridium Core
Precision-crafted with high-grade iridium alloy for superior wear resistance, ensuring extended lifespan and consistent performance under extreme conditions.
Optimized Heat Range & Electrode Design
Fine-wire center electrode and tapered ground electrode minimize voltage requirements, delivering faster starts, smoother idling, and improved fuel efficiency for 205/302/305/350 V8 engines.
Direct OEM Replacement
Exact match for Chevrolet OEM specs (BL15Y), guaranteeing seamless compatibility with factory engine systems—no tuning required.
Enhanced Combustion Efficiency
Laser-welded iridium tip ensures precise spark delivery, reducing misfires and carbon buildup for optimal power output in daily driving, towing, or performance applications.
Global Bulk Supply Advantage
Exclusive wholesale pricing for fleet owners, repair shops, and resellers—stock up on genuine-quality plugs at unmatched bulk rates.