Description:

[Vehicle Fitment]: "Upstream Left & Right": Compatible with Buick Rainier 2006-2007 V8 5.3L; Compatible with Chevrolet SSR 2006-2006 V8 6.0L, Trailblazer 2006-2008 V8 5.3L, Trailblazer 2006-2009 V8 6.0L, Trailblazer EXT 2006-2006 V8 5.3L; Compatible with GMC Envoy 2006-2009 V8 5.3L, Envoy XL 2006-2006 V8 5.3L; Compatible with Isuzu Ascender 2006-2006 V8 5.3L; Compatible with Saab 9-7x 2006-2009 V8 5.3L. [Vehicle Fitment]: "Downstream Left & Right": Compatible with Chevrolet Silverado 1500 2008-2013 V6 4.3L; Compatible with GMC Sierra 1500 2008-2013 V6 4.3L; Compatible with Hummer H2 2008 V8 6.2L; "Upstream Front & Rear": Compatible with Cadillac DTS 2006-2011 V8 4.6L. [Reference Number]: 12606671, 19187281, 250-24704, 25024704. [Specification]: Wire Quantity: 4; Overall Length: 420 mm; Mounting Type: Threaded; Sensor Type: Heated; Connector Gender: Female; Package Quantity: 2x Oxygen Sensor; Packaging Type: Box. [Quality Construction]: Manufactured from premium materials for a long lifespan; Quick and easy installation, requiring no special tools.