NTK 25721
NTK part number 25721 is a oxygen (o2) sensor in the Exhaust & Emission system. This catalog matches it to 8 year-and-engine configurations from 2013 to 2016.
Verified fitment includes 2016 Toyota Highlander 3.5L V6 ; 2016 Toyota Highlander 3.5L V6 ELECTRIC/GAS ; 2015 Toyota Highlander 3.5L V6 ; 2015 Toyota Highlander 3.5L V6 ELECTRIC/GAS ; 2014 Toyota Highlander 3.5L V6 , plus 3 other configurations. See every vehicle this part fits.
Frequently Asked Questions
What is NTK 25721?
NTK part number 25721 is a oxygen (o2) sensor with published application data for 8 vehicle configurations from 2013 to 2016. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.
Which vehicles does NTK 25721 fit?
This catalog matches 25721 to 8 year-and-engine configurations from 2013 to 2016. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.
Is NTK 25721 OEM or aftermarket?
What matters is the published application data for this part number, not the label on the box. NTK 25721 is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.
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