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Haltech Elite 550 ECU / Elite 550 + Premium Universal Wire-in Harness Kit
Haltech Elite 550 ECU / Elite 550 + Premium Universal Wire-in Harness Kit
Haltech Elite 550 ECU / Elite 550 + Premium Universal Wire-in Harness Kit
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Haltech Elite 550 ECU / Elite 550 + Premium Universal Wire-in Harness Kit

Marsoni M251S
Sale price$1141.38
Pay 4 payments of $285.35 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Haltech Elite 550 ECU / Elite 550 + Premium Universal Wire-in Harness KitECU OVERVIEW The Elite 550 is a simple yet powerful ECU ideal for basic 4 to 8 cylinder or 1 2 rotor engine applications. Suitable for either naturally aspirated or forced induction engines the Elite 550 gives you full control over fuel delivery, ignition timing and boost levels. This robust, competitively priced ECU features an environmentally sealed, waterproof case, 4 fuel and 4 ignition channels and a 4 BAR internal MAP sensor. T he Elite 550 ECU
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Your Haltech Elite 550 ECU / Elite 550 + Premium Universal Wire-in Harness Kit 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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You'll receive a tracking link by email once your Haltech Elite 550 ECU / Elite 550 + Premium Universal Wire-in Harness Kit ships.

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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 1184 reviews
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Product Reviews
J
Verified Purchase
Jennuh G.
Phoenix, US
★★★★★ 5
Cute outfit for everyday.
Size: 2T, Color: Pink/Unicorn
Exactly as pictured. Good quality, not too thin but also not too thick. True to size and looks like it will keep my baby warm when she’s inside. Good price on sale! Was a steal!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 13, 2025
K
Verified Purchase
K.B
Natrona Heights, US
★★★★★ 5
High Quality
Size: X-Small, Color: Pink/Unicorn
High print quality, and vivid colors. Got exactly what I expected.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 25, 2025
T
Verified Purchase
Tsia
New York, 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
C
Verified Purchase
Cynthia
Chelsea, US
★★★★★ 5
Good
Size: Medium, Color: Pink/Unicorn
Fits as expected.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 26, 2026
T
Verified Purchase
Tam I M
Houston, US
★★★★★ 5
Great quality
Very comfortable and good quality we have washed it multiple times and still looks great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 24, 2025

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