Should I use Bosch or Denso oxygen sensors for a 2002 Sierra 1500 HD?

Should I use Bosch or Denso oxygen sensors for a 2002 Sierra 1500 HD? Topic: Should I use Bosch or Denso oxygen sensors for a 2002 Sierra 1500 HD?
July 15, 2019 / By Braidy

Question: These will be upstream sensors since the rears are deleted. This is a stock motor with a computer tune with roughly 225,000 miles on the motor. Vehicle is regularly serviced. As far as performance and longevity, those are the main things that I am after.

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