Car Spark Plug AWSF 52C, OEM Standard Replacement, Reliable Ignition

If your vehicle experiences hard starting, rough idle, or poor acceleration with obvious fuel economy increase, likely spark plug aging causes ignition faults. This KLP AWSF 52C spark plug provides precise ignition of the air-fuel mixture for smooth engine operation and power output. Fits Ford post-2000 models; verify compatibility with original part numbers. Use torque wrench to tighten to factory torque; avoid over-tightening or under-tightening that leads to leaks.