



MAF IAT Wire Breakout Harness - LS3 Sensor
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
MAF IAT Wire Breakout Harness - LS3 SensorIntake Air Temperature Sensor Wire Break out Harness for Gen 4 LS Vehicles Sealed, crimped and assembled with OEM tooling, OEM Delphi (connector, lock, seals, and terminals) in Wichita Kansas, with USA made, OEM grade TXL wire This allows you to move your intake air temperature to a separate location such as in a supercharger, while retaining your current MAF sensor Compatible with all Gen 4 LS series engines Compatible with "card style" mass air flow
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Your MAF IAT Wire Breakout Harness - LS3 Sensor orders ship within 1-2 business days.
Delivery Options:
- 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.
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4.6 ★★★★★
Based on 83 reviews
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Product Reviews
★★★★★ 1
Too large. Correct size not depicted.
SIZE 10-14... Too large. Product details says "Regular" size. Returning.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 16, 2026
★★★★★ 2
Too big
The one size fits all was too big for me.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 10, 2026
★★★★★ 5
Great fit
Size: Medium, Color: White
Perfect fit and they don't slide off the back of your ankle.
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Reviewed in the United States on March 16, 2026
★★★★★ 5
Best socks!
Size: Medium, Color: Blue
I love these socks! They last for years and they fit so nicely on my feet. I love that I can wear the in tennis shoes or wool boots and they never move!
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Reviewed in the United States on October 21, 2025
★★★★★ 1
TOO SMALL
Size: Medium, Color: Blue
Nice socks, but they are way too small. Says they fit size 6 - 10. I kept 3 ( I wear size 8) and gave 3 to my daughter (size 8.5). We both agreed that they were just too small.
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Reviewed in the United States on May 12, 2026
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