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Welcome to Gen5 DIY
We offer Custom Harnesses, factory OEM parts and more...
Start your next DIY project with us!
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All New for Dodge
Checkout our all new offering for Dodge
Charger, Challenger, Ram and more!
Explore -
Big Truck Upgrades!
Heavy Duty Products for Heavy Duty Trucks!
Checkout our upgrades for both Sierra and Silverado HD
Our Newest Products

19-24 Blazer Dash Cam Harness
$105.99
This harness is for installing your dash cam into your 2019-2024 Blazer. This harness saves you from splicing and/or entering pins into your car's wiring harness. This plug and play harness connects inline at the rear-view so you will have no wires showing. This harness will have ignition voltage and ground, there is not a constant power wire...

GM Full Size Hot Start Ground Harness Engine to Body
$49.99
Have you experienced slow cranking when your GM Truck gets hot, the problem may be due to a poor ground between the engine and the body. has come up with this ground harness to help with this issue. Cable is 26 inches long. 10% discount will be automatically applied for orders greater than 1, at checkout This ground harness was originally de...

Duramax (L5P) Injector Connector - 19368140
$62.99 $125.99
Introducing our Duramax (L5P) Injector Connector Pigtail – your wallet-friendly solution to a premium OEM-quality setup. Get your truck running smoothly again without breaking the bank with our cost-effective replacement pigtail. The L5P engine is truly a marvel of engineering, but even the best machines can face challenges, and one common issue...

22-23 Jeep Wagoneer Dash Cam Harness
$105.99
This harness is for installing your dash cam into your 2022-2023 Jeep Wagoneer/Grand Wagoneer. This harness saves you from splicing and/or entering pins into your cars wiring harness. This plug and play harness connects inline at the rear-view mirror assembly. This harness will have ignition voltage and ground, there is not a constant power ...

22-23 Wagoneer/Grand Wagoneer Radar Detector Harness for Cobra Radar Detectors
$84.99
This harness is for installing your radar detector into your 2022-2023 Wagoneer. This harness saves you from splicing and/or entering pins into your cars wiring harness. This plug and play harness connects inline at the rear view mirror and allows you to connect your radar detector to either your windshield or to your rear view mirror. Brack...

22-23 Wagoneer/Grand Wagoneer Radar Detector Harness
$89.99
This harness is for installing your radar detector into your 2019-2023 Ram. This harness saves you from splicing and/or entering pins into your trucks wiring harness. This plug and play harness connects inline at the rear view mirror and allows you to connect your radar detector to either your windshield or to your rear view mirror. Brackets ...

20-23 CT6 Radar Detector Harness
$89.99
This harness is for installing your radar detector into your 2020-2023 CT6. This harness saves you from splicing and/or entering pins into your car's wiring harness. This plug and play harness connects inline at the rear view mirror and allows you to connect your radar detector to either your windshield or to your rear view mirror. Brackets no...

20-23 CT4 Radar Detector Harness
$89.99
This harness is for installing your radar detector into your 2020-2023 CT4. This harness saves you from splicing and/or entering pins into your car's wiring harness. This plug and play harness connects inline at the rear view mirror and allows you to connect your radar detector to either your windshield or to your rear view mirror. Brackets no...

20-23 CT5-CT5-V Radar Detector Harness
$89.99
This harness is for installing your radar detector into your 2020-2023 CT5. This harness saves you from splicing and/or entering pins into your car's wiring harness. This plug and play harness connects inline at the rear view mirror and allows you to connect your radar detector to either your windshield or to your rear view mirror. Brackets no...

21-22 Suburban/Tahoe LED Taillight Harness
$183.99
Have you added LED bulbs to your 21-22 Suburan/Tahoe taillights and now have a hyper flash issue as well as error codes. Gen5DIY has your solution with this plug and play harness. This harness includes resistors for the stop lamp circuit, the turn signal circuit as well as the reverse light circuit. Please know that load resistors get extrem...
Gen5 DIY Trucks
We're not only car lovers, but we own and operate trucks of all makes and models. Our team is working to bring new products forward and are testing a slew of products for GMC, RAM, and Chevy.

Top Truck Products
15-22 Colorado DRL Relocate- Stock/LED
19-23 Ram Radar Detector Harness
14-15 Silverado Fog Light Harness
14-19 (Old Body) Sierra Radar Detector Harness
16-18 Silverado 1500 Fog Light Harness
2019-2022 Silverado Fog light Kit-Aftermarket

The 5th Gen Camaro
The car that started it all for Gen5 DIY, we offer a wide range of DIY Kits, Plug & Play Harnesses, Interior/Exterior Mods and more!
Top Vehicles
14-19 Silverado Products
(37 items)
16-23 Camaro Products
(83 items)
14-19 Sierra Products
(44 items)
10-15 Camaro Products
(165 items)