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Holley EFI O2 Sensor
Holley EFI O2 Sensor
Holley EFI O2 Sensor
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Holley EFI O2 Sensor

Marsoni M251S
Sale price$199.95
Pay 4 payments of $49.99 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Holley EFI O2 SensorHolley EFI Bosch Wideband Oxygen Sensor Direct replacement for Holley HP, Dominator, Avenger, and Terminator EFI systems Hand calibrated for precise air fuel ratio monitoring Screw in installation with 18mm x 1. 5 thread size 7 wire configuration with 8 pin rectangular plug Ensures optimal engine performance through accurate data
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  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

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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
4.6 ★★★★★
Based on 1279 reviews
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Product Reviews
A
Verified Purchase
AZDee
Chelsea, US
★★★★★ 5
Halloween Costume
Pattern Name: classic, Pattern Name: classic
I love these! I wear glasses, so I love how I can put the stickers anywhere They stayed on the whole day and night!!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 11, 2024
A
Verified Purchase
Amber
New York, US
★★★★★ 5
They survive the night well
Pattern Name: classic
Survived through pouring rain and snow for 10 hours at red rocks. Plus they’re all pretty cute.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 11, 2025
A
Verified Purchase
Alyssa C
Draper, US
★★★★★ 5
Completes my festival looks and doesn’t fall off
Pattern Name: classic
Definitely stayed stuck on my face even after I partied a little too hard (ifkwim), and I sweat a lot too! If it does peel off at the edges a little, eyelash glue is a best solution!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 18, 2023
A
Verified Purchase
Amazon Customer
Alexandria, US
★★★★★ 5
Love the variety
Pattern Name: classic
Perfect for standing out at festivals!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 4, 2025
L
Verified Purchase
ltrepp
Houston, US
★★★★★ 5
Adorable
Pattern Name: classic
These were perfect for the girls night out, our last night of camp. Everyone wanted to know where we got them. Not itchy or reactive to sensitive skin.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 7, 2024

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