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LS Gen 3 ECM Engine Computer Connector Kit Blue Green P59 PCM LS1 LM7 LQ4 L59

Marsoni M251S
Sale price$103.95
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LS Gen 3 ECM Engine Computer Connector Kit Blue Green P59 PCM LS1 LM7 LQ4 L59LS Gen 3 ECM Computer Connector Kit Blue Green Compatible with 2003 and newer GM LS Gen 3 series engines with two 80 terminal Blue Green connector Includes: 2 connectors, 2 Blue Retainers, 2 Green Retainers, and 100 ECM terminals OEM Delphi components Don't take a chance with cheap wire connectors, that use poor quality (wire, crimps, twisted bent unseated terminals) and have conductivity issues that will cause your engine to run poorly and be
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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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4.2 ★★★★★
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Miguel Cruz
Carnegie, US
★★★★★ 4
Wonderful
Size: 5 Quart Jug
Works great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 16, 2025
S
Verified Purchase
Susie Lou
Port Orchard, US
★★★★★ 5
Great product
Size: 5 Quart Jug
Exactly what I needed. Great price! Fits well for my vehicle.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 24, 2026
J
Verified Purchase
Jawad C
Pawtucket, US
★★★★★ 5
works well in Subaru
Size: 5 Quart Jug
nice replacement of the OEM fluid, this is my 2nd time purchase
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 13, 2026
K
Verified Purchase
Kory
Fort Morgan, US
★★★★★ 5
Good stuff, fair price.
Configuration: 4-Stroke, Size: 1 GA
Great full synthetic marine oil at a very fair price.
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Reviewed in the United States on December 12, 2025
D
Verified Purchase
Doug
Massapequa, US
★★★★★ 5
Top notch.
Configuration: 2-Stroke, Size: 1 GA, Case of 3
It’s Valvoline so it’s quality. Very little smoke and a smooth running outboard.
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Reviewed in the United States on May 4, 2026

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