Bosch 8157 Double Platinum Spark Plug FR5DPP222

The Bosch 8157 (FR5DPP222) OE Fine Wire Double Platinum Spark Plug delivers superior performance and extended service life for modern gasoline engines. This premium spark plug features platinum on both the center electrode and ground electrode, providing three times longer service life compared to standard copper spark plugs.

Key Features:

• Double platinum construction with platinum firing pin and ground electrode inlay for maximum durability
• Unique 360-degree continuous laser-welded fine wire platinum center electrode design for better corrosion resistance and ignitability
• Fine wire electrode design improves ignition performance and reduces gap erosion
• Nickel-plated rolled threads provide superior corrosion resistance and eliminate the need for anti-seize compound during installation
• Pre-gapped at the factory and ready to install right out of the box—no gap adjustment required
• 14mm thread diameter with 19mm reach and flat seat design
• Heat range 5 for balanced thermal performance
• Factory-set electrode gap of 0.039 inches (1.0mm)

Bosch Double Platinum spark plugs meet or exceed original equipment manufacturer specifications for fit, form, and function. The advanced design ensures reliable ignition, improved fuel efficiency, and reduced emissions while withstanding extreme temperatures and pressures. Compatible with select Alfa Romeo, BMW, Dodge, Infiniti, Lexus, Mitsubishi, Saab, Subaru, Toyota, and other import vehicles.