http://www.sparkplugs.com/

OEM supplier, without the OEM prices.

Or

http://www.oxygensensors.com/

Go for NGK or Denso, stay away from Bosch and others.


My Truck: 1987 XtraCab DLX 22R 4WD 5 Speed Manual
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"Speed has never killed anyone. Suddenly becoming stationary, that's what gets you." -Jeremy Clarkson