There are several advantages of having a rywire conversion harness. We are here to help you choose the best one for your purposes from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Nilight Rywire Conversion Harness READ REVIEW

Best For Worth The Money: Buy: Mosleyz Rywire Conversion Harness READ REVIEW

Best For Standard Size: Buy: Online Led Rywire Conversion Harness READ REVIEW

Best For Engine Compartment: Buy: Mictuning Rywire Conversion Harness READ REVIEW

Best For Fog Light: Buy: Naoevo Rywire Conversion Harness READ REVIEW

Best For Plenty Of Wire: Buy: Partsam Rywire Conversion Harness READ REVIEW

Best With Reasonable Price: Buy: Acdelco Rywire Conversion Harness READ REVIEW

Best For Extra Wire: Buy: Auto Parts Prodigy Rywire Conversion Harness READ REVIEW

Best For Low Beams: Buy: 269 Motorsports Rywire Conversion Harness READ REVIEW

Best For Heavy Duty: Buy: A-Team Performance Rywire Conversion Harness READ REVIEW

Best For Retrofit Projector Headlights: Buy: Ijdmtoy Rywire Conversion Harness READ REVIEW

Best For Copper Wire: Buy: X Xotic Tech Rywire Conversion Harness READ REVIEW

Best Overall: Nilight Rywire Conversion Harness

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The harness is a must have accessory for your regular use. The night rywire conversion harness is made for good value and it is great with perfect length. Make sure this fits by entering your model number. Further, the harness is reasonable and it is pretty simple.

The harness is suitable for dc 12v car,sss pickup,ss van,ss trains, buses, golf car,s and club cars to connect led lights. And, it is made of high-quality shell and copper materials with good electrical conductivity, The power relay works well in safety protection and circuit conversion. Most importantly, the Nilight Rywire Conversion Harness is very happy and it works well for wire gauge.

Most buyers found that the harness will work for any type of light bar, it’s universal. In addition, they strongly agree that the harness all looks good, the harness may be defective. Moreover, a few say that the harness is wired properly. The included switch button will activate whatever you connect to the connectors. In conclusion, for almost all customers, it was what they were looking for.

• This is made in China for these 40 amp wire sets.
• Package includes: 1 x 12 foot wiring harness kit, 1 x instructions.
• This includes wiring harness components, no lights are included.
• The harness has miles of wire, so routing anywhere is simple.

Best For Worth The Money: Mosleyz Rywire Conversion Harness

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Compared with other harnesses in this category, the Mosleyz Rywire Conversion Harness has a convenient design. The mosleyz rywire conversion harness is perfect for wire size and it is compatible with socket type. To add 2 pcs of car headlight socket harness. Further, this is current, is good for tight fit and it is perfect for heavy - duty wires.

Finally, the mosleyz rywire conversion harness works great and it works well for wire gauge.

Most buyers found that the harness is easy to install with the photo they provided in their description. Furthermore, a few also found that the harness is perfectly well over the past year. And, they strongly agree that the harness is made of a ceramic compound, not plastic.

• This works in 02 wrangler plus works with older jeep headlights.
• It will make your hid/led headlight/foglight retrofitted lot.
• H4 headlight socket wiring harness connector.
• This will fit as long as the plugs are the same.

Best For Standard Size: Online Led Rywire Conversion Harness

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Online Led offers a variety of harnesses for personal choice and yet maintains quality in all the variants. The Online Led Rywire Conversion Harness matches with the new led headlight plug, and the wires need to be rearranged. The manufacturer says: So we built it with two heavy-duty bosch style relays, high-temperature ceramic sockets, heat resistant polycarbonate wire loom, and a 30 amp fuse to protect your lights and your vehicle. And, this save time, is yellow and it is designed for halogen lights.

Above all, the online led rywire conversion harness has play setup, built to last and it worked perfectly.

Most buyers quickly discovered that the harness comes with instructions that are properly written in English and very detailed. Moreover, a few strongly agree that the harness is a perfect fit for a 1965 mustang. And, a few also found that this harness will be needed if you are trying to change the headlights on your 88 ' toyota pickup to led sealed beams.

• This works as expected and it is durable.
• This is very easy and it is highly recommended.
• This is current and it would be perfect with installation instructions.
• This came with a wiring diagram or something along those lines.

Best For Engine Compartment: Mictuning Rywire Conversion Harness

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We would, of course, be remiss if we didn't mention Mictuning Rywire Conversion Harness for regular usage. The mictuning rywire conversion harness is a perfect accessory for off road vehicles, working vehicles and any automobile that could use a relay to power specific equipment. Manufacturer says: For a light bar above 180w, we recommend you choose our mictuning heavy duty(hd) wiring harness for a better job. Further, the harness fits perfectly, comes out for a super easy install, It is very easy and has a professional design.

The harness is designed with multiple safety protection,s it is easy to push and has an excellent design. In addition, it is sturdy and it makes for a nice switch. Most importantly, the mictuning rywire conversion harness comes with 2 light output connections, It can hook with 2 led work lights or 2 small watt led light bars and any other off road leds.

Almost all customers found that the harness is good for 12" led light bar on a zero - turn mower. In addition, they strongly agree that the harness is perfect and saves a lot of time. Furthermore, a few also found that the harness is easy to complete the project. So, customers were very happy to recommend it to friends and would-be buyers.

• This is easy to set up and works great.
• These features that cost them more, but were well thought out.
• It is perfectly, easy to attach a different switch to it with some simple connections.
• This came with plenty of wire.

Best For Fog Light: Naoevo Rywire Conversion Harness

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Naoevo line of harnesses comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The Naoevo Rywire Conversion Harness is highly recommended and it allows for easy plug. The Manufacturer says: We dedicate ourselves to building up a long-lasting relationship with each customer. Further, it is perfect for high quality, very easy and it has red wire.

Lastly, the naoevo rywire conversion harness is a new function that other traditional wiring harnesses do have.

Most buyers find that the harness comes with everything you need. Furthermore, a few also found that the harness fit with wires was too short. To sum up, at the price, they believe that they got a steal of a deal with it.

• There are two buttons and three wires.
• This is specially customized for naoevo 6 mode led light bar.
• all, is yellow and it comes with black wire.
• Add changed light mode function & memory function.

Best For Plenty Of Wire: Partsam Rywire Conversion Harness

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Partsam makes beautiful and great harnesses with classic and smartly chosen materials. The Partsam Rywire Conversion Harness fits perfectly and it is shrink wrap. Ideal h4 9003 headlight relay for h6054 h5054 h6054ll 6014 6052 6053 led headlights replacement, plug-n-play conversion harness, easy to use. This h6054 led headlights wiring harness h4 9003 led headlight relay kit can be used for pickup 7x6 5x7 headlights upgrade.

The harness is super simple and it is constant. Moreover, it worked fine and it is perfect for heat resistance. Finally, the partsam rywire conversion harness is current and it is fully bright.

Most buyers found that the harness is only possible to get either low or high beams working but not both. Further, they strongly agree that the harness is necessary for your application. Moreover, a few say that the harness is more of a question for the seller to answer. Overall, buyers found this to be one of the best harnesses for daily purposes.

• What vehicle will this h4 wiring harness fit.
• Plug all the headlights into a new harness and ground of each light.
• This is perfect. It even included wire ties to secure in place.
• This is made with premium quality material, providing functions of safety protection and conversion circuit.

Best With Reasonable Price: Acdelco Rywire Conversion Harness

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Best part: Acdelco Rywire Conversion Harness costs comparatively low and it is available to ship in 24 hours. The acdelco rywire conversion harness comes in different lengths with different boots at the ends. Whether your vehicle has an ignition coil wire depends on the type of ignition system in your vehicle. The ab wheel - speed sensor harness needs to be replaced when the sensor is replaced.

The harness fits perfectly and it is great for a great price. Moreover, the harness can search for the correct part and it is durable. Lastly, the acdelco rywire conversionharness worked perfectly and it working properly.

Most customers quickly discovered that the harness will tell you if it will fit, and if not, it will recommend one that will. In addition, a few say that the harness is perfect on a 2012 chevy malibu. And, a few strongly agree that the harness is a part that makes a difference.

• They relay information and electrical power to your vehicle's headlight switch and head lights.
• This is reasonable and it is good for direct replacement.
• The harness helps protect the wires and pin connections from the elements.
• This is highly recommended and it works with factory quality.

Best For Extra Wire: Auto Parts Prodigy Rywire Conversion Harness

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The best part: Auto Parts Prodigy Rywire Conversion Harness costs comparatively low and it is available to ship in 24 hours. The auto parts prodigy rywireconversion harness is very easy, is good for dome light and it is designed for the instrument cluster. Make sure this fits by entering your model number. The 12 circuit wiring harness also includes horn relay and connector, turn and hazard signals, dimmer switch connector, circuit breaker for headlights, 2 flashers, 1 alternator plug, 2 ignition switch connectors.

The harness comes with extra long wire and accessories and is bundled for easy installation into 4 sections. Lastly, the auto parts prodigy rywire conversion harness has included circuits, It is highly recommended and has a high quality design.

Most customers find that the harness is a universal kit and will always need tweaking to fit your needs. Further, they strongly agree that the harness includes the ignition wire, and wires that lead to your alt and distrib. Moreover, they also found that this is a universal harness, it can be made to fit any kind of vehicle.

• This comes with detailed instructions and has specific pages for gm, ford and mopar.
• This item is a 21 circuit wiring harness.
• This is easy to understand and it is perfect for high quality materials.
• It is definitely worth the money.

Best For Low Beams: 269 Motorsports Rywire Conversion Harness

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Not everyone likes to purchase a harness for their regular use, but the 269 Motorsports Rywire Conversion Harness would be an anomoly. The 269 motorsports rywire conversion harness is good for highly efficient copper wiring and everything. With this, you don't have to do wire tab, splice, cut, or damage your factory wire harness when you can make it look much better and safer with these connectors. In addition, the harness works perfectly and it is great for heavy gauge.

The harness provides great value, is good for good quality material and it worked perfectly. Most importantly, the 269 motorsports rywire conversion harness is best for tight fit and it is made for perfect fitment.

Most customers quickly discovered that the harness was perfect for a 2005 headlight conversion on a 1999. And, a few strongly agree that the harness is made of good quality. Overall, many have used the 269 motorsports rywire conversion harness for more than a few months without any issues, and it shows no sign of giving up.

• Fits 1999-2004 ford f250 f350 super duty.
• This is for super duty and it is perfect for heavy gauge wire.
• Lot of satisfied buyers.

Best For Heavy Duty: A-Team Performance Rywire Conversion Harness

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The A-Team Performance Rywire Conversion Harness should be able to handle its purpose and duties with ease. The a-team performance rywireconversion harness includes horn relay and connector, turn and hazard signals, dimmer switch connector, circuit breaker for headlights, 2 flashers, 1 alternator plug, 2 ignition switch connectors and more. Make sure this fits by entering your model number. These kits are universal and come with detailed specific instructions pages for gm, ford, and mopar installations.

The harness is a perfect solution for those projects that do not use a lot of additional electric/power options. Also, the harness is designed for fuel pump and it comes with long wires. Above all, the a-team performance rywire conversionharness is plenty of extra, works well with the electric fuel pump and it is pretty good.

Most buyers agree that the harness is a universal kit. This is very nice, even with the low price.

• 12-circuit standard universal wiring harness kit.
• Best suited for upgrading your muscle car hot rod street rod.
• Best suited for upgrading your muscle car hot rod street rod.
• This can be used on almost all vehicles.

Best For Retrofit Projector Headlights: Ijdmtoy Rywire Conversion Harness

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Compared with other harnesses in this category, the Ijdmtoy Rywire Conversion Harness has a convenient design. The ijdmtoy rywire conversion harness is made with heavy duty wirings and adapters to work up to 150w. Make sure this fits by entering your model number. And, this is constant and straight forward.

Lastly, the ijdmtoy rywire conversion harness is perfect for upgrading aftermarket headlights, halo headlights or retrofitted projector headlights.

Most buyers opine that the harness works for toyota h4 plug on 1st gen sequoia. In addition, a few also found that the harness is for both 9006 and 9005 bulbs. In conclusion, buyers found this to be one of the best harnesses for daily purposes.

• Thanks for choosing ijdmtoy for your automotive lighting and accessories.
• New and hot releases.

Best For Copper Wire: X Xotic Tech Rywire Conversion Harness

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If you are looking to buy an appropriate harness for your daily purpose, you cannot go wrong with the X Xotic Tech Rywire Conversion Harness. The x xotic tech rywire conversion harness is great for high quality and it at everything. Make sure this fits by entering your model number. Further, it is used for converting 9007 headlights to a 9008 system.

The harness is for 2 pieces of 9007 to h13 conversion wiring harness which is made with copper wiring and a heat resistant plug. Lastly, the x xotic tech rywire conversion harness is good for heavy - duty use.

• This comes with one pair (2 pieces) brand new 9007 to h13 conversion wiring harnesses.
• Pre-wired for plug and play. No need to modify the stock wires at all.
• For most of headlight retrofit conversion use.
• Heavy duty, highly efficient, heat resistant, never melts.