NGK NTK Downstream O2 Oxygen Sensor for 2002-2005 Chevrolet Trailblazer 4.2L iv

For 2004-2005 Buick Rainier Chevrolet Trailblazer EXT 4.2L Oxygen 02 O2 Sensor

Brand New ORIGINAL GM O2 Oxygen Sensor Fits Envoy Trailblazer Express 12578624

2X Upstream + Downstream Oxygen O2 Sensor OEM For Chevrolet Colorado GMC Canyon

For 2004-2005 Buick Rainier GMC Envoy Isuzu Ascender 4.2L BOSCH OE Oxygen Sensor

BOSCH Lambda Oxygen Sensor For 2004-2005 Buick Rainier Chevrolet Trailblazer GMC

Bosch Oxygen Sensor 15894 for Rainier Colorado Trailblazer Canyon Envoy NO BOX

Standard SMP O2 Oxygen Sensor fits 06-07 Rainier Trailblazer Envoy 9-7x SG1627