


1986-2010 Mustang 5.0 4.6 O2 Sensor Wire Harness Extensions (pair)
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
1986-2010 Mustang 5.0 4.6 O2 Sensor Wire Harness Extensions (pair)PART #1676 FEATURES: Required When Installing Long Tube Headers on 1986 2010 Ford Mustang Applications 18" Extensions for 3 or 4 pin Connector High Quality Sealed Connectors Sold in Pairs VEHICLE FITMENT: 1986 2010 Ford Mustang 4. 6L, 5. 0L, 351W Complete Your Header InstallationBBK O2 Extensions are required when installing full length headers on your 1986 2010 Mustang due to the fact that the O2 sensor locations are relocated on full length headers.
Quick Dispatch:
Your 1986-2010 Mustang 5.0 4.6 O2 Sensor Wire Harness Extensions (pair) orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your 1986-2010 Mustang 5.0 4.6 O2 Sensor Wire Harness Extensions (pair) ships.
Need Help?
Questions about 1986-2010 Mustang 5.0 4.6 O2 Sensor Wire Harness Extensions (pair), sizing, or delivery? We're just an email away.
Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for 1986-2010 Mustang 5.0 4.6 O2 Sensor Wire Harness Extensions (pair) in your area.
Get Shipping Estimates
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
You may also like
4.9 ★★★★★
Based on 2185 reviews
Sort
Product Reviews
★★★★★ 1
Bad quality overall
Terrible quality, has melted plastic, does not fit at all.
Please avoid this.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 31, 2025
★★★★★ 5
Clean
Look really clean I just need the side markers now
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 9, 2024
★★★★★ 2
Won’t fit like oem
It doesn’t fit well and had to modify it to get it as close as possible
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 1, 2026
★★★★★ 5
Fit!
Perfect
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 20, 2026
★★★★★ 1
Stay away
Do not buy these, they will melt.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 9, 2025
recommand products
Vibrant Banjo Bolt Thread Size M10 x 1.25 Bolt Length 20mm
20.39
Vibrant 4 Ply Aramid Hump Hose w/3 SS Rings 2.75in ID x 6in Length - Black
62.61
Vibrant Banjo Bolt Thread Size M10 x 1.5 Bolt Length 23mm
20.39
Vibrant StreetPower FLAT BLACK Oval Muffler with Single 3in Outlet - 2.5in inlet I.D.
117.81
Vibrant -12AN to 1/2in NPT Female Swivel 90 Degree Adapter Fitting
64.25