Skip to content

PSI - Gen 4 LS Standalone Harness (58X) DBW USCAR Manual

Marsoni M251S
Sale price$281.50
Pay 4 payments of $70.38 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
PSI - Gen 4 LS Standalone Harness (58X) DBW USCAR ManualStandalone Gen 4 LSx Engine Wire Harness DBW (58X) T56, TR6060, or Non Electronic Automatic Transmissions This drive by wire harness is designed to retrofit Gen 4 LS engines with 58X reluctor wheels into classic cars using manual transmissions (T56 TR6060) or non electronic automatics (TH350, TH400, Powerglide). Built with OEM grade components and a professional layout, its a plug and play solution for street rods and muscle car builds. Parts
Easy Shipping

Quick Dispatch:

Your PSI - Gen 4 LS Standalone Harness (58X) DBW USCAR Manual 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 PSI - Gen 4 LS Standalone Harness (58X) DBW USCAR Manual ships.

Need Help?
Questions about PSI - Gen 4 LS Standalone Harness (58X) DBW USCAR Manual, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for PSI - Gen 4 LS Standalone Harness (58X) DBW USCAR Manual in your area.

Get Shipping Estimates

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
4.5 ★★★★★
Based on 1486 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
S
Verified Purchase
shelby landrum
Birmingham, US
★★★★★ 5
True to size!
Size: 7 Years, Color: Black
Worked perfectly for my 6 year old for my wedding
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 29, 2025
R
Verified Purchase
Rikki Klemm
Houston, US
★★★★★ 3
Failed Quality Check
The construction is nice and the color and size are good. I like that it has functional pockets. I’m giving three stars based on the fact that it arrived dirty. There are stains in two spots and will need to be spot treated before washing.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 20, 2026
A
Verified Purchase
Amazon Customer
Chelsea, US
★★★★★ 5
Great product for the price
Size: 4T, Color: Black
Great product for the price
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2022
A
Verified Purchase
Amazon Customer
Phoenix, US
★★★★★ 5
Good quality
Was used for a costume, it fit my little boy really well & held up great despite washing multiple times
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 10, 2019
A
Verified Purchase
Alicia Myers
Pawtucket, US
★★★★★ 5
Kindergarten prom
Size: 4, Color: Burgundy, Size: 4, Color: Burgundy
Item was very nice, it came quickly and he wore it to his lil prom yesterday. Will reorder in the future.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 29, 2026

recommand products