Autolite AP45-4PK Platinum Spark Plug, Pack of 4 - Product Features
- Full platinum tip ensures virtually no gap erosion for long plug life
- Yttrium enhanced, high nickel alloy side electrode maintains precise gap to increase plug life
- Necked-down center electrode fires quicker and cleaner, with less voltage for easier starts, quicker acceleration, and improved fuel economy
- Platinum alloy pad on ground electrode provides extended durability and service life and platinum-to-platinum firing
- Nickel-plated steel shell for long-life corrosion resistance
Autolite AP5263-4PK Platinum Spark Plug, Pack of 4 - Product Features
- Full platinum tip ensures virtually no gap erosion for long plug life
- Yttrium enhanced, high nickel alloy side electrode maintains precise gap to increase plug life
- Necked-down center electrode fires quicker and cleaner, with less voltage for easier starts, quicker acceleration, and improved fuel economy
- Platinum alloy pad on ground electrode provides extended durability and service life and platinum-to-platinum firing
- Nickel-plated steel shell for long-life corrosion resistance
Autolite 5924-4PK Copper Resistor Spark Plug, Pack of 4 - Product Features
- Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof
- Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength
- Multi-rib insulator reduces danger of \"flash-over\"
- Resistor reduces radio frequency interference (RFI) and electrode erosion
- Full copper core electrode provides better performance in all conditions
Autolite 3922-4PK Copper Resistor Spark Plug, Pack of 4 - Product Features
- Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof
- Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength
- Multi-rib insulator reduces danger of \"flash-over\"
- Resistor reduces radio frequency interference (RFI) and electrode erosion
- Full copper core electrode provides better performance in all conditions
Autolite AR134 High Performance Racing Non-Resistor Spark Plug - Product Features
- Replacement racing spark plug used by many professional car drivers
- Specifically designed with colder heat ranges than the factory plug to enable performance modifications and handle intense conditions
- Contains an Yttrium-enhanced alloy to enable up to 8% reduction in sidewire temperature for improved durability and less pre-ignition
- Features cut back ground electrode for improved ignitability of flame kernel
- Coated in an anti-corrosive nickel plating to prevent rusting
XP XTREME PERFORMANCE SPARK P - Product Features