NTK 21580
NTK part number 21580 is a oxygen (o2) sensor in the Exhaust & Emission system. This catalog matches it to 24 year-and-engine configurations from 1991 to 2025.
Verified fitment includes 2025 Chevrolet Trailblazer 1.2L L3 Turbocharged ; 2024 Chevrolet Equinox 1.5L L4 Turbocharged ; 2024 Chevrolet Malibu 1.5L L4 Turbocharged ; 2024 Chevrolet Trailblazer 1.2L L3 Turbocharged ; 2024 Chevrolet Trax 1.2L L3 Turbocharged , plus 19 other configurations. See every vehicle this part fits.
Frequently Asked Questions
What is NTK 21580?
NTK part number 21580 is a oxygen (o2) sensor with published application data for 24 vehicle configurations from 1991 to 2025. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.
Which vehicles does NTK 21580 fit?
This catalog matches 21580 to 24 year-and-engine configurations from 1991 to 2025. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.
Is NTK 21580 OEM or aftermarket?
What matters is the published application data for this part number, not the label on the box. NTK 21580 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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