4x Reliable Champion Spark Plug | Fits 1999-2006 Dodge Viper,Ram 1500 & Jeep Wrangler | Copper Core for Longevity

Champion Plugs

4x Autolite Racing Spark Plug | Yttrium-Enhanced Alloy | Cut Back Electrode | Improved Ignitability

Autolite Spark Plugs

4x NGK Racing Spark Plug R5672A-9 | Without Resistor | V-Groove Copper Nickel | Heat Range 9

NGK Spark Plugs

4x NGK V-Power Spark Plug | Good Performance | OE Replacement

NGK Spark Plugs

4x Upgrade Your Engine with Autolite Iridium XP Spark Plug | Better Performance, Durability, and Efficiency

Autolite Spark Plugs

4x Autolite Resistor Copper Spark Plug | Copper-Glass Seal, Precision Rolled Threads, Guarantees Quick Starts

Autolite Spark Plugs

4x NGK Racing Spark Plug R5724-9 | V-Groove Electrode | Heat Range 9 | Racing Performance

NGK Spark Plugs

4x NGK LFR7AIX Spark Plug | High Performance Laser Iridium | Mitsubishi Lancer, Yamaha WaveRunner | Fine Iridium Tip, Anti-Corrosion | Resistor, Superior Strength

NGK Spark Plugs

4x NGK Racing Spark Plugs | Extreme Performance | R5671A-11 | V-Groove | Heat Range 11

NGK Spark Plugs

4x NGK Iridium IX Spark Plug TR5IX | High Performance Fine Tip | Anti-Corrosion | Superior Ignitability

NGK Spark Plugs

4x Autolite Platinum Spark Plug | OE Replacement | Provides Platinum Firing Tip | Reduced Misfires

Autolite Spark Plugs