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Haltech Elite 550 Universal ECU w/Plug & Pin Set

Marsoni M251S
Sale price$490.00
Pay 4 payments of $122.50 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Haltech Elite 550 Universal ECU w/Plug & Pin SetSKU: HT 150401 UPC: 9356450011785 Haltech Elite 550 Universal ECU w Plug & Pin Set The Haltech Elite 550 Universal ECU with plug and pin set delivers full engine management for 1 to 8 cylinder custom builds. Build your wiring harness using included connectors and pins for easy adaptation to any performance setup. Gain accurate fuel delivery, ignition timing, boost control, data logging, and sensor integration for race ready results. Key Features
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Your Haltech Elite 550 Universal ECU w/Plug & Pin Set orders ship within 1-2 business days.

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  • 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]
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4.6 ★★★★★
Based on 1331 reviews
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Tsia
Waukegan, US
★★★★★ 4
Just as pictured
Size: X-Large, Color: Mauve/Apples
It is sized big so I suggest that you order a size down.other than that it is just as pictured.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 13, 2025
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Cynthia
Houston, US
★★★★★ 5
Good
Size: Medium, Color: Pink/Unicorn
Fits as expected.
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Reviewed in the United States on March 26, 2026
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Verified Purchase
Tam I M
Port Orchard, US
★★★★★ 5
Great quality
Very comfortable and good quality we have washed it multiple times and still looks great
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Reviewed in the United States on November 24, 2025
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Verified Purchase
Jia
Pawtucket, US
★★★★★ 5
The pants are of excellent quality
Size: XX-Large, Color: Mauve/Apples
The pants are of excellent quality, made from thick material that feels very warm. By comparison, the long-sleeve T-shirt is thinner and not as warm as the pants.
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Reviewed in the United States on October 24, 2025
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Peggie Brown
Boise, US
★★★★★ 5
Cute toddlers outfit
Size: 2T, Color: Mauve/Apples
The material is good made well reasonably priced
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Reviewed in the United States on November 22, 2025

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