Description: Platinum. One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life Double platinum point ...

Description: Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components Iridium composition provides a high melting point and great strength, helps to provide excellent wear resistance and durability Iridium offers exce ...