Wiring Specialties

Wiring Specialties At Wiring Specialties, LLC, it is our goal to provide you with the best wiring solution for your engine swap. Be it Domestic or JDM we have got you covered.
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At Wiring Specialties, LLC, it is our goal to provide you with the best wiring solution for your JDM engine swap. Our extensive experience and dedicated customer support is the highest in the industry. Through grueling research and development we have been able to develop and deliver industry leading wiring harnesses to our customers. All of our research and development is done in-house and work is documented to ensure reliability, consistency and the highest level of customer support.

09/02/2026

THE COUNTDOWN TO FINAL BOUT IS ON! ⏰

was in crunch time getting his S15 ready for from Osaka Rev Style! With our S15 SR20DET PRO Series Harness bringing everything together, there’s only one thing left to do... make it to Final Bout.

We’ll see YOU 🫵🏻 at the Wiring Specialties booth all weekend! Make sure you catch Jimmy, the rest of and Ryousei from 1-1:30 PM for a meet & greet as well!

Our office will remain open during our normal Monday-Friday hours, so as always, give us a call with any questions!

📞 860-799-6579

In a rush to get your SR20DET swap wired?! 👀Good thing our Quick Ship S13/S14 SR20DET Pro Series Engine Harness is avail...
08/31/2026

In a rush to get your SR20DET swap wired?! 👀

Good thing our Quick Ship S13/S14 SR20DET Pro Series Engine Harness is available, so you can get your wiring sooner 🫡 Designed to run with the ECUMaster EMU Black, it’s a great option when you’re trying to get your build finished and on track fast!

Speaking of… we will have some Quick Ship harnesses available Final Bout in Wisconsin this upcoming weekend! Along with some of our other products for anyone who wants to stop by the booth and check them out in person.

While you’re there, come hang with Prizza Mike, Tay Miles 💫, Front Street during their meet & greet times and get some hero cards signed ✨

Swipe through ➡️ for our FULL Final Bout schedule and hero cards, and don’t forget to contact us with any questions!

📞 860-799-6579

SR20

08/28/2026

Check out this collection 🤩

Richy Contreras’ C33 and C35 are both rocking RB25DET NEO power, with our wiring helping tie everything together

The C33 is running our RB25DET NEO conversion sub-harness, while the C35 got a full an RB25DET NEO Pro Series harness for its upcoming Link Engine Management setup.

We’re always here for a good Laurel collection. Have a custom project of your own? Contact us and let’s get your wiring sorted! 🫡

📞 860-799-6579

08/25/2026

LS was the original plan, but ALittle_Drift’s S14 ended up going a different direction 👀

Now swapped with an RB25, this setup is completed with our wiring and LS2/LQ9 GM Smart Coil Harness.

Always cool seeing what builds our harnesses end up in. What would you swap into this?! Whatever you choose, we’ll get the wiring sorted. Just give us a call!⚡

📞 860-799-6579

,

GTRs are cool, but putting an RB in another car is way cooler 👀Whatever chassis you decide you want that RB to go into, ...
08/24/2026

GTRs are cool, but putting an RB in another car is way cooler 👀

Whatever chassis you decide you want that RB to go into, we can get you connected! Sensors, ECUs, Displays, we can make it work for you 🫡

Give us a call, or check out our website to get started 😁

860-799-6579

08/21/2026

Goonzquad is bringing their abandoned MK4 Supra BACK TO LIFE! 🔥

Getting their freshly built 2JZ connected was made simple with our plug-and-play engine harness, bringing their Supra one step closer to that first start.

Check out their full video on YouTube to see the entire build come together! Building a 2JZ setup of your own? Give our team a call and let’s get you connected! 🫡

📞 860-799-6579

08/18/2026

Running an aftermarket ECU in your MK4 Supra and looking to make the switch to SMART COILS? 🔌⚡️

VVTi or non-VVTi, we have a few different options available depending on your setup, including multiple coil choices and solutions for both factory and Wiring Specialties engine harnesses.

Already have one of our engine harnesses? Some of these components can be purchased separately to complete or update your current setup!

Every build is a little different, so if you’re not sure exactly what you need, give our team a call and we’ll help get you connected.

📞 860-799-6579

Address

41-5E Delmar Drive
Brookfield, CT
06804

Opening Hours

Monday 9am - 6pm
Tuesday 9am - 6pm
Wednesday 9am - 6pm
Thursday 9am - 6pm
Friday 9am - 6pm

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