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FAST Multiport Retro-Fit EZ-EFI Kit
FAST Multiport Retro-Fit EZ-EFI Kit
FAST Multiport Retro-Fit EZ-EFI Kit
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FAST Multiport Retro-Fit EZ-EFI Kit

Marsoni M251S
Sale price$464.48
Pay 4 payments of $116.12 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
FAST Multiport Retro-Fit EZ-EFI KitThe next generation of the world's simplest self tuning fuel injection system is here. Designed for all applications making up to 650 horsepower, the EZ EFI Fuel system easily bolts onto any carbureted or multi port application in a single afternoon, making it the easiest EFI system you will ever install. Simply hook up the system, answer the questions from the Setup Wizard on the color touchscreen hand held unit, and the system will tune itself as
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Your FAST Multiport Retro-Fit EZ-EFI 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

Order Tracking:

You'll receive a tracking link by email once your FAST Multiport Retro-Fit EZ-EFI 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
4.7 ★★★★★
Based on 737 reviews
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Product Reviews
J
Verified Purchase
José R.
Carnegie, US
★★★★★ 5
The product is good.
Color: Grey, Size: Medium
Good for all weather, don’t need to iron, I use it for all occasions specially for work, is good material, good quality, price is right, I like the color.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026
R
Verified Purchase
R and J Coe
Battle Creek, US
★★★★★ 5
Great for the Money
Color: Blue, Size: X-Large
Nice cut. Properly sized. Great product for the money.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
B
Verified Purchase
Bobby
Port Orchard, US
★★★★★ 5
I like it!
Color: Khaki, Size: Large
Worth the price. Comfortable. Great assortment of colors.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 21, 2026
J
Verified Purchase
james sherman
Birmingham, US
★★★★★ 5
Sweet
Color: Navy Blue, Size: Large
Good fit, solid quality.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 11, 2026
R
Verified Purchase
RUACH HEALING TEMPLE
Los Angeles, US
★★★★★ 5
Good quality
Color: White, Size: 3X-Large
For this item is best to get a size up. They run small, but the quality is very good.😊
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 29, 2026

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