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Oxygen Sensor (Downstream) — photo 1
21066PL
Emission · Premium Lines

Oxygen Sensor (Downstream)

Downstream

Fitment Verification

Select your vehicle to verify fitment.

Use YMM Lookup

Vehicle Compatibility

2008–2013 GMC Sierra 1500
Price on request

Available to order

1
Contact us for pricing

Technical Specification

Material
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Weight
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Warranty
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Same-day dispatch ISO 9001 grade
// How It Fits
01

Select your vehicle

Enter Year, Make, and Model in the fitment lookup to lock your spec.

Open YMM Lookup
02

Verify the match

This part is checked against your exact vehicle. A guaranteed-fit badge confirms compatibility.

03

Order with confidence

If fitment is confirmed, add to cart — it ships same-day and is backed by our fitment guarantee.

Application List

2008 GMC Sierra 1500

Denali · 6.2L V8

Application restrictions: Downstream

2008 GMC Sierra 1500

SL · 4.8L V8

Application restrictions: Downstream

2008 GMC Sierra 1500

SLE · 5.3L V8

Application restrictions: Downstream

2008 GMC Sierra 1500

SLT · 5.3L V8

Application restrictions: Downstream

2008 GMC Sierra 1500

WT · 5.3L V8

Application restrictions: Downstream

2009 GMC Sierra 1500

Denali · 6.2L V8

Application restrictions: Downstream

2009 GMC Sierra 1500

Hybrid · 6.0L V8

Application restrictions: Downstream

2009 GMC Sierra 1500

SL · 4.8L V8

Application restrictions: Downstream

2009 GMC Sierra 1500

SLE · 5.3L V8

Application restrictions: Downstream

2009 GMC Sierra 1500

SLT · 6.2L V8

Application restrictions: Downstream

2009 GMC Sierra 1500

WT · 5.3L V8

Application restrictions: Downstream

2010 GMC Sierra 1500

Denali · 6.2L V8

Application restrictions: Downstream

2010 GMC Sierra 1500

Hybrid · 6.0L V8

Application restrictions: Downstream

2010 GMC Sierra 1500

SL · 5.3L V8

Application restrictions: Downstream

2010 GMC Sierra 1500

SLE · 6.2L V8

Application restrictions: Downstream

2010 GMC Sierra 1500

SLT · 6.2L V8

Application restrictions: Downstream

2010 GMC Sierra 1500

WT · 5.3L V8

Application restrictions: Downstream

2010 GMC Sierra 1500

XFE · 5.3L V8

Application restrictions: Downstream

2011 GMC Sierra 1500

Denali · 6.2L V8

Application restrictions: Downstream

2011 GMC Sierra 1500

Hybrid · 6.0L V8

Application restrictions: Downstream

2011 GMC Sierra 1500

SL · 5.3L V8

Application restrictions: Downstream

2011 GMC Sierra 1500

SLE · 6.2L V8

Application restrictions: Downstream

2011 GMC Sierra 1500

SLT · 6.2L V8

Application restrictions: Downstream

2011 GMC Sierra 1500

WT · 5.3L V8

Application restrictions: Downstream

2011 GMC Sierra 1500

XFE · 5.3L V8

Application restrictions: Downstream

2012 GMC Sierra 1500

Denali · 6.2L V8

Application restrictions: Downstream

2012 GMC Sierra 1500

Hybrid · 6.0L V8

Application restrictions: Downstream

2012 GMC Sierra 1500

SL · 5.3L V8

Application restrictions: Downstream

2012 GMC Sierra 1500

SLE · 6.2L V8

Application restrictions: Downstream

2012 GMC Sierra 1500

SLT · 6.2L V8

Application restrictions: Downstream

2012 GMC Sierra 1500

WT · 5.3L V8

Application restrictions: Downstream

2012 GMC Sierra 1500

XFE · 5.3L V8

Application restrictions: Downstream

2013 GMC Sierra 1500

Denali · 6.2L V8

Application restrictions: Downstream

2013 GMC Sierra 1500

Hybrid · 6.0L V8

Application restrictions: Downstream

2013 GMC Sierra 1500

SL · 5.3L V8

Application restrictions: Downstream

2013 GMC Sierra 1500

SLE · 6.2L V8

Application restrictions: Downstream

2013 GMC Sierra 1500

SLT · 6.2L V8

Application restrictions: Downstream

2013 GMC Sierra 1500

WT · 5.3L V8

Application restrictions: Downstream

2013 GMC Sierra 1500

XFE · 5.3L V8

Application restrictions: Downstream