• (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L - Photo 1
  • (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L - Photo 2
  • (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L - Photo 3
  • (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L - Photo 4
  • (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L - Photo 5
  • (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L - Photo 6

(3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L

(3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L

29 in stock
$151.00
$151.00
Shipping calculated at checkout.
  • Fully secure checkout
  • Trusted by thousands
  • Rated and reviewed

Want next day delivery? Be quick!

I18n Error: Missing interpolation value "end_date" for "Ends on {{ end_date }}"

Question about this product?

We're happy to help.

This Listing is For Oxygen Sensors

Replacement Parts For CHEVROLET & GMC Astro & Safari Van 4.3L 2003 2004 2005

Includes:

1x Part# 234-4344 250-24339 350-34225, 4 wire Left Front Sensor
1x Part# 234-4345 250-24355 350-34423, 4 wire Right Front Sensor
1x Part# 234-4345 250-24355 350-34423, 4 wire Rear Sensor



Condition: New

  • Brand: Mac Auto Parts
  • Sensor Type: Oxygen Sensor
  • Number of Sensors: 3
  • Placement on Vehicle: Front, Lower
  • Features: Easy Installation, Direct Fit, Wired
  • Manufacturer Part Number: 21731
  • Vintage Part: No
  • Performance Part: No
  • Universal Fitment: No
  • Manufacturer Warranty: 5 Years
  • Mounting Style: Screw-In
  • Interchange Part Number: 234-4344 250-24339 350-34225, 234-4345 250-24355 350-34423
(3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L

$151.00

FAQ

Is this (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L guaranteed to fit my vehicle?

Yes — every product listing includes a vehicle compatibility list. Use our Part Finder 3000™ to confirm fitment before you buy, or check the 'Fits These Vehicles' section on this product page.

Is this (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L new or remanufactured?

The condition of this part (new or remanufactured) is clearly stated in the product title and description above. All remanufactured parts are rebuilt to OEM standards and fully tested before shipment.

Does this (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L come with a warranty?

Yes. This (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L is backed by Medallion Auto Center's warranty program. For warranty terms, coverage period, and how to make a claim, please see our Warranty Page.

Does this (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L ship for free?

Yes! We offer FREE shipping on this (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L and all products to all 48 contiguous U.S. states. No minimum order required.

How long will it take to receive this (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L?

This (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L typically ships within 1–2 business days. Delivery takes 3–7 business days depending on your location. You'll receive a tracking number by email as soon as your order is dispatched.

What is included with this (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L?

All included components (gaskets, hardware, brackets, etc.) are listed in the product description above. If you have questions about what's in the box, contact us at service@macautoparts.net before ordering.

Can I return this (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L if it doesn't fit or is the wrong part?

Yes. Returns are accepted on this (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L. Please review our Returns Policy for the conditions, timeframe, and steps to start a return.

Is this (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L an OEM part or an aftermarket part?

This is an aftermarket replacement part that meets or exceeds OEM specifications. It is designed to fit and function as a direct replacement for the original factory part on the vehicles listed.

Can I get help confirming this (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L is right for my car?

Yes. Our team is happy to help verify fitment or answer technical questions. Email us at service@macautoparts.net or call 1-800-209-9598 (Mon–Fri, 9AM–4PM EST). You can also visit our Technical & Automotive Questions page.

Are there any current discounts or coupon codes I can use on this (3) O2 Oxygen Sensors For 2003 2004 2005 Chevrolet Astro & GMC Safari Van 4.3L?

Yes! Check the promotional banner at the top of the website for the latest coupon code — we frequently offer up to 10% off storewide. Sign up for our newsletter to be the first to receive exclusive deals.
  • WELL TRUSTED
    Over 100k customers
  • SUPER FAST
    With Express delivery
  • EXPERT HELP
    Seven days a week
  • BEST PRICES
    Unbeatable value