The Bosch 13686 Oxygen Sensor is an essential component for enhancing your vehicle's engine performance and fuel efficiency. Bosch, the pioneering leader in oxygen sensor technology, ensures premium quality and innovative design, making it the trusted choice for automotive professionals worldwide. This sensor is specifically engineered to reduce harmful emissions and improve overall fuel economy, aligning with Bosch's commitment to environmental responsibility.Purpose-built for direct fit, the Bosch 13686 comes equipped with true OE connectors, ensuring hassle-free installation for DIY enthusiasts and mechanics alike. Its narrow-band heated design offers consistent and reliable readings, maintaining optimal exhaust and emission systems. Whether you own a Buick, Cadillac, Chevrolet, GMC, or Pontiac, this oxygen sensor is a precise match, delivering OEM performance with every installation. Consider pairing this product with the OTC 6500 Flexihead O2 Sensor Wrench for seamless setup.

• Improves fuel economy and reduces emissions
• Direct fit with OE connectors for easy setup
• Exceeds OEM specifications for reliability
• Narrow-band heated design for precise readings
• Recommended use with OTC 6500 O2 Sensor Wrench

Automotive Color / Finish:	Steel
Automotive Item Weight:	0.220462 lb
Connector Gender:	Female
Connector Shape:	Female Spade
Heated:	Yes
Hex Size:	22 mm
Length:	14.763788 in
Oxygen Sensor Type:	Narrow-band heated
Thread Diameter:	18 mm
Wire Quantity:	4

• Chevrolet: 12565414
• GMC: 12565397
• Cadillac: 12565397
• Pontiac: 19209817
• Buick: 19209817
• Chevrolet: 12565397
• GMC: 12565414

• 2000 Chevrolet C3500 | Position: Upstream
• 2000 Chevrolet C3500HD | Position: Downstream
• 2000-2002 Chevrolet C3500HD | Position: Upstream
• 2000 Chevrolet K2500 | Position: Upstream
• 2000 Chevrolet K3500 | Position: Downstream
• 2000 Chevrolet K3500 | Position: Upstream
• 2000 GMC C3500HD | Position: Upstream
• 2000 GMC K2500 | Position: Downstream
• 2000 GMC K3500 | Position: Downstream
• 2000 GMC K3500 | Position: Upstream
• 2001 Chevrolet C3500HD | Position: Downstream Right
• 2001-2002 Chevrolet Express 3500 | Position: Downstream
• 2001-2002 Chevrolet Silverado 2500 | Position: Upstream
• 2001-2002 Chevrolet Silverado 2500 HD | Position: Upstream
• 2001-2002 Chevrolet Suburban 2500 | Position: Downstream Right
• 2001-2002 Chevrolet Suburban 2500 | Position: Upstream
• 2001-2002 GMC Savana 3500 | Position: Upstream
• 2001-2002 GMC Sierra 1500 | Position: Upstream
• 2002 Chevrolet Avalanche 2500 | Position: Downstream Right
• 2008-2009 Buick Allure | Position: Downstream
• 2008-2009 Buick LaCrosse | Position: Downstream
• 2008 Pontiac Grand Prix | Position: Downstream
• 2000 Chevrolet C2500 | Position: Upstream
• 2000 Chevrolet C3500 | Position: Downstream
• 2000 Chevrolet K2500 | Position: Downstream
• 2000 GMC C2500 | Position: Upstream
• 2000 GMC C3500 | Position: Downstream
• 2000 GMC C3500 | Position: Upstream
• 2000 GMC C3500HD | Position: Downstream
• 2000 GMC K2500 | Position: Upstream
• 2001-2002 Chevrolet Express 3500 | Position: Upstream
• 2001-2002 Chevrolet Silverado 1500 HD | Position: Upstream
• 2001-2002 Chevrolet Silverado 2500 HD | Position: Downstream Right
• 2001-2002 Chevrolet Silverado 3500 | Position: Downstream Right
• 2001-2002 Chevrolet Silverado 3500 | Position: Upstream
• 2001-2002 GMC Savana 3500 | Position: Downstream
• 2001-2002 GMC Sierra 1500 HD | Position: Upstream
• 2001-2002 GMC Sierra 2500 | Position: Upstream
• 2001-2002 GMC Sierra 2500 HD | Position: Downstream Right
• 2001-2002 GMC Sierra 2500 HD | Position: Upstream
• 2001-2002 GMC Sierra 3500 | Position: Downstream Right
• 2001-2002 GMC Sierra 3500 | Position: Upstream
• 2001-2002 GMC Yukon | Position: Upstream
• 2001-2002 GMC Yukon XL 1500 | Position: Upstream
• 2001-2002 GMC Yukon XL 2500 | Position: Downstream Right
• 2001-2002 GMC Yukon XL 2500 | Position: Upstream
• 2002 Cadillac Escalade | Position: Upstream
• 2002 Cadillac Escalade EXT | Position: Upstream
• 2002 Chevrolet Avalanche 2500 | Position: Upstream