Z-Flash OBD-II for GM

Marsoni

M251S

$150.00

Get it in 3 business days with 1 day shipping. Friday, May 29

Z-Flash OBD-II for GMShips in One Month The Z Flash OBD Flasher Module for GM vehicles offers extensive compatibility with various cars, trucks, and SUVs, allowing enhanced control over factory lights The Z Flash GM Plug and Play Flasher is designed for quick installation, either with the included switch or by hardwiring it to an external controller of your choice for enhanced control. This easy to install device connects directly to the OBD II port of select GM vehicles

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Standard: 3-7 business days
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.
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It works pretty well with standard and thin speaker wires. It makes so much easier to plug and unplug speaker wires. Color coded makes it easier for future. Banana plugs are worth. Double screws ensure wires remain securely attached. Screws are bit too tiny and had to run to the store to get one of those fine tip screw driver though.

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Reviewed in the United States on January 26, 2026

Verified Purchase

thomas d weatherhead

Draper, US

★★★★★ 5

Good connection

Size: 6 pairs

Seem to work fine

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Reviewed in the United States on April 7, 2026

Verified Purchase

clark stonewall

Natrona Heights, US

★★★★★ 5

Let’s get wired up

Size: 12 pairs

This package arrived on time very easy to use and install made hook up to my new amp so much easier

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Reviewed in the United States on March 28, 2026

M.R.

Houston, US

★★★★★ 5

The Thick Red and Black Spaghetti of Power

Size: 20FT Black & 20FT Red

If electricity had highways, this would be an interstate. The cable feels substantial, the copper conductors are flexible enough to work with, and the included lugs and heat shrink tubing make installation easier. Great for batteries, inverters, solar systems, RV electrical upgrades, marine projects, and welding setups. Voltage drop stays low thanks to the heavy gauge construction, and the insulation feels durable enough for demanding environments. Overall, a solid wiring kit that inspires confidence when moving serious current.

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Reviewed in the United States on May 31, 2026

Drew

New York, US

★★★★★ 5

Great cable kit.

Size: 20FT Black & 20FT Red, Size: 20FT Black & 20FT Red

Great heavy duty cable. Good thick feeling insulation that looks the real deal. Wire is soft enough to route easily without too much resistance. Appreciate it coming with the lugs and heat shrink instead of you having to source extras. Seems to be truly copper as listed. Great deal for the length if so. Worked for what I needed on my UTV.

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Reviewed in the United States on June 1, 2026