NGK NTK Upstream Right O2 Oxygen Sensor for 1996-1999 Chevrolet C1500 4.3L xd

NGK NTK Upstream Left O2 Oxygen Sensor for 2000-2002 Chevrolet Astro 4.3L V6 ak

NGK NTK Upstream O2 Oxygen Sensor for 1988-1995 Chevrolet K1500 4.3L V6 5.7L fv

NGK NTK Upstream O2 Oxygen Sensor for 1995 GMC C1500 4.3L V6 5.7L 5.0L V8 - zt

NGK NTK Upstream Right O2 Oxygen Sensor for 2000-2002 GMC Sierra 1500 4.3L qh

NGK NTK Upstream Right O2 Oxygen Sensor for 2002-2005 Chevrolet Blazer 4.3L ef

Denso Upstream Oxygen Sensor for 1994-1997 Chevrolet S10 4.3L V6 Exhaust mu

Denso Upstream Right Oxygen Sensor for 2000-2002 Chevrolet Astro 4.3L V6 kb