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Items Description

Have any questions, please contact us first and we will do our best to solve it for you.

Lifetime Warranty，feel free to buy without worries.

Original standard, direct replacement for the old or broken one.

Made with high quality material for maximum durability...

Package included
2X Upstream O2 Oxygen Sensor（15% increase in performance and energy）

Feature

High Performance

Corrosion-resistant stainless steel construction
PTFE filter blocks efficiency-robbing contaminants
Refined zirconia element improves sensor response
Superior design maximizes engine performance and fuel
efficiency while reducing fuel consumption and harmful emissions
Ensures smog test compliance
Ready to use, Direct Replacement
Built to strict quality control standards
100% Factory tested

Part Number/OEM Number

234-4668, 2344668

Compatible Vehicle(for reference only)

For Buick Enclave Upstream 2008

For Buick LaCrosse Upstream V6 3.8L California Emissions 2005-09

For Buick Lucerne Upstream V6 3.8L Partial Zero Emissions Vehicle (PZEV) 2007-08

For Buick Lucerne Upstream V6 3.9L 2009-11

For Buick Rainier Upstream V8 5.3L 2005

For Buick Rendezvous Upstream V6 3.5L 2006-07

For Buick Terraza Upstream V6 3.9L 2006-07

For Buick Terraza Upstream V6 3.5L 2005-06

For Cadillac CTS-V Upstream 2004-05

For Cadillac CTS-V Upstream 2009-13

For Cadillac Deville Upstream 2005

For Cadillac Escalade Upstream Downstream V8 5.3L 2003-05

For Cadillac Escalade Upstream V8 6.2L 2008-13

For Cadillac Escalade ESV Upstream V8 6.2L 2008-13

For Cadillac Escalade ESV Upstream Downstream V8 5.3L 2003-05

For Cadillac Escalade EXT Upstream Downstream V8 5.3L 2003-05

For Cadillac Escalade EXT Upstream V8 6.2L 2008-13

For Cadillac Seville Upstream 2004

For Chevy Avalanche 1500 Upstream Downstream V8 5.3L 2003-05

For Chevy Avalanche 1500 Upstream V8 6.0L 2008-09

For Chevy Avalanche 1500 Upstream V8 5.3L 2008-13

For Chevy Caprice Upstream V8 6.0L 2011-13

For Chevy Cobalt Upstream L4 2.4L 2006-08

For Chevy Cobalt Upstream L4 2.2L 2005-09

For Chevy Corvette Z06 Upstream 2004

For Chevy Corvette Upstream 2004

For Chevy Equinox Upstream V6 3.4L 2005-09

For Chevy HHR Upstream L4 2.4L 2009-11

For Chevy HHR Upstream L4 2.2L 2006-11

For Chevy Impala Upstream V6 3.5L 2007-11

For Chevy Impala Upstream V6 3.9L 2006-11

For Chevy Malibu Upstream V6 3.6L 2008-12

For Chevy Malibu Upstream V6 3.9L 2006-07

For Chevy Malibu Upstream V6 3.5L 2004-10

For Chevy Malibu Maxx Upstream V6 3.9L 2006-07

For Chevy Malibu Maxx Upstream V6 3.5L 2004-07

For Chevy Monte Carlo Upstream V6 3.5L 2006-07

For Chevy Monte Carlo Upstream V6 3.9L 2006

For Chevy Silverado 1500 Upstream Downstream V8 5.3L 2003-05

For Chevy Silverado 1500 Upstream V8 6.0L New Body Style 2007

For Chevy Silverado 1500 Upstream V8 6.0L 2008-13

For Chevy Silverado 1500 Upstream V8 5.3L 2008-13

For Chevy Silverado 1500 Upstream V8 5.3L Flex Fuel New Body Style 2007

For Chevy Silverado 1500 Upstream V8 4.8L New Body Style 2007

For Chevy Silverado 1500 Upstream V8 4.8L 2008-13

For Chevy Silverado 1500 Upstream V8 6.2L 2009-13

For Chevy Silverado 2500 HD Upstream V8 6.0L New Body Style excluding Cab & Chassis 2007

For Chevy Silverado 2500 HD Upstream V8 6.0L excluding Cab & Chassis 2008-10

For Chevy Silverado 3500 Upstream V8 6.0L excluding Cab & Chassis 2008-10

For Chevy Silverado 3500 Upstream V8 6.0L New Body Style excluding Cab & Chassis 2007

For Chevy SSR Upstream 2005

For Chevy Suburban 1500 Upstream Downstream V8 5.3L 2003-05

For Chevy Suburban 1500 Upstream V8 5.3L 2008-13

For Chevy Suburban 1500 Upstream V8 6.0L 2008-09

For Chevy Suburban 2500 Upstream V8 6.0L 2008-13

For Chevy Tahoe Upstream Downstream V8 5.3L 2003-05

For Chevy Tahoe Upstream V8 6.2L 2009

For Chevy Tahoe Upstream V8 5.3L 2008-13

For Chevy Trailblazer Upstream V8 5.3L 2005

For Chevy Trailblazer EXT Upstream V8 5.3L 2005

For Chevy Uplander Upstream V6 3.5L 2005-06

For Chevy Uplander Upstream V6 3.9L 2006-08

For GMC Acadia Upstream 2007-08

For GMC Envoy Upstream V8 5.3L 2005

For GMC Envoy XL Upstream V8 5.3L 2005

For GMC Envoy XUV Upstream V8 5.3L 2005

For GMC Sierra 1500 Upstream Downstream V8 5.3L 2003-05

For GMC Sierra 1500 Upstream V8 4.8L New Body Style 2007

For GMC Sierra 1500 Upstream V8 4.8L 2008-13

For GMC Sierra 1500 Upstream V8 5.3L New Body Style 2007

For GMC Sierra 1500 Upstream V8 5.3L 2008-13

For GMC Sierra 1500 Upstream V8 6.0L New Body Style 2007

For GMC Sierra 1500 Upstream V8 6.0L 2008-13

For GMC Sierra 1500 Classic Upstream V8 5.3L Hybrid 2007

For GMC Sierra 2500 HD Upstream V8 6.0L New Body Style excluding Cab & Chassis 2007

For GMC Sierra 2500 HD Upstream V8 6.0L excluding Cab & Chassis 2008-10

For GMC Sierra 3500 Upstream V8 6.0L excluding Cab & Chassis 2008-10

For GMC Sierra 3500 Upstream V8 6.0L New Body Style excluding Cab & Chassis 2007

For GMC Yukon Upstream Downstream V8 5.3L 2003-05

For GMC Yukon Upstream V8 6.2L 2008-13

For GMC Yukon XL 1500 Upstream V8 5.3L 2008-13

For GMC Yukon XL 1500 Upstream Downstream V8 5.3L 2003-05

For GMC Yukon XL 2500 Upstream V8 6.0L 2008-09

For Isuzu Ascender Upstream Downstream V8 5.3L 2005

For Pontiac Bonneville Upstream V8 4.6L 2004-05

For Pontiac G5 Upstream L4 2.4L 2007

For Pontiac G5 Upstream L4 2.2L 2007-09

For Pontiac G6 Upstream L4 2.4L 2006-07

For Pontiac G6 Upstream V6 3.9L 2006-09

For Pontiac G6 Upstream V6 3.6L 2008-09

For Pontiac G6 Upstream V6 3.5L 2006-10

For Pontiac G8 Upstream V8 6.0L 2008-09

For Pontiac G8 Upstream V8 6.2L 2009

For Pontiac Grand Prix Upstream V8 5.3L California Emissions 2005

For Pontiac Grand Prix Upstream V6 3.8L California Emissions 2005-06

For Pontiac Grand Prix Upstream V6 3.8L Partial Zero Emissions Vehicle (PZEV) 2007-08

For Pontiac GTO Upstream 2005-06

For Pontiac GTO Upstream 2004

For Pontiac Montana Upstream V6 3.5L 2005

For Pontiac Montana SV6 Upstream 2006

About Us
We are a professional auto parts manufacturer
We offer 100% customer satisfaction.
Please check our store for other car and truck parts.
Please leave us positive feedback if you are satisfied with the item.
But in case you aren't satisfied the item, please kindly let us know, we will try our best to solve it.
Thank you for reading.
Highly appreciated your order and hope you have good buying experience in our store.
NOTE: Please make sure the part numbers match the part you are replacing.

Please check our photos and make sure the part shown looks identical to your stock one. .

ShippingPaymentReturn PolicyAbout UsContact us:

Shipping

The item will be shipped out within SAME business day upon the payment is completed. Our regular carrier is FedEx, USPS, and UPS. Please feel free to message us through eBay if you have not received tracking info after two business days, we will be happy to provide it to you.

We have two warehouses, located in California and Kentucky. The goods are dispatched from which warehouse is closest to the address. Sometimes due to inventory reasons, it will be sent from a far away warehouse. Hope you can understand.

Payment

We accept PayPal , your order will be shipped out when your transaction status is clear.
Please do make sure your address is correct. We only ship to confirmed address.
Note: If you are failed to pay in 5 business days, an Unpaid payment will be filled.

Return Policy

We can only issue an exchange if the item is received defective or incorrect item shipped.
All exchange items MUST be in brand new condition which means the item is never installed and kept in the original packaging, otherwise a 15% restocking fees will be charged.
Professional installation is highly recommended. Buyer assumes all risk on shipment and usage.
We will not resend product before we get the returned item from customers.
If your item is defective or damaged, let us know within 30 days of your purchase and you can return it for a new one or a full refund with no questions asked.

About Us

We are a professional auto parts manufacturer
We offer 100% customer satisfaction.
Please check our store for other car and truck parts.
Please leave us positive feedback if you are satisfied with the item.
But in case you aren't satisfied the item, please kindly let us know, we will try our best to solve it.
Thank you for reading.
Highly appreciated your order and hope you have good buying experience in our store.
NOTE: Please make sure the part numbers match the part you are replacing. Please check our photos and make sure the part shown looks identical to your stock one. .

1. Negative feedback will not help resolve any problems you have, please contact us via eBay messages before leaving negative feedback, our customer service will make best effort to help you with the issues.

2. We maintain high standards of excellenceand strive for 100% customer satisfaction! Feedback is very important to us. We request that you contact us immediately Before you give us neutral or negative feedback, so that we can satisfactorily address your concerns.

Brand	ACS
Features	Direct Fit, Easy Installation, Wired
Interchange Part Number	234-4668, 2344668, 234 4668, 12567254, 12594452, 12587785, 12607410, 12611127, OS1656, OS2239, OS2240
Items Included	Wire Harness
Manufacturer Part Number	12567254, 12576131, 12587785, 12594452, 12607410, 12611127, 234-4668, 2344668
Manufacturer Warranty	Lifetime
Material	Metal, Plastic
Mounting Style	Bolt-On
Number of Sensors	2
Placement on Vehicle	Front, Upper
Sensor Type	Oxygen Sensor
Superseded Part Number	1A250-24470, AA11173908, OS2249 ES20013 SG1857
Type	Sensor
Wire Quantity	2
OE/OEM Part Number	234-4668
Package contents:	2X Upstream Oxygen Sensors
Product description:	15% increase in performance and energy
Fitment Type：	Direct Replacement