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Review on UPSTREAM Oxygen 8946741010 Highlander Madlife by Robert Rick

Revainrating 1 out of 5

Avoid this junk: Relay

junk. I installed a 99 Lexus es300 with my daughters. The fuel trims went from normal to extremely negative after installation. Set code for O2 sensor. The return window closed a week ago so I'm stuck on the price.

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