Relentless Motorsports Tx

Relentless Motorsports Tx Built by automotive enthusiasts, not a faceless electronics shop.
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Relentless Motorsports TX is a privately owned automotive electronics remanufacturing company with 20+ years in the automotive industry, serving clients worldwide.

Let's call this the hard shift trio! One LS430, one IS250, and one GS! The hard shifting is a real issue on newer Lexus ...
06/18/2026

Let's call this the hard shift trio! One LS430, one IS250, and one GS! The hard shifting is a real issue on newer Lexus models from 2004 + If you're experiencing transmission issues associated with the ECU/TCU, contact us today. www.relentlessmotorstx.com

And thats a wrap! We just completed a repair on this 1991 Porsche 928 HVAC controller for MC² Automotive.
06/15/2026

And thats a wrap! We just completed a repair on this 1991 Porsche 928 HVAC controller for MC² Automotive.

Porsche enthusiasts, we can now add G-Force data and performance data to your modern Porsche. This modification requires...
06/13/2026

Porsche enthusiasts, we can now add G-Force data and performance data to your modern Porsche. This modification requires coding, and we have the know-how. Call or email us to set up an appointment today. www.relentlessmotorsportstx.com

Photos taken on our 2015 Porsche Macan S.

Remember that ECU that was packed with mud? Well, we were told to clean it and fix it, so we did! Check the photos out!
06/12/2026

Remember that ECU that was packed with mud? Well, we were told to clean it and fix it, so we did! Check the photos out!

It's been a while since we've taken high-resolution photos up close. This is what our work entails. Check out this LS430...
06/11/2026

It's been a while since we've taken high-resolution photos up close. This is what our work entails. Check out this LS430 hard shift repair ECU! We believe in quality over quantity! We are a shop for the real enthusiast and people who seek quality workmanship.

How many ecu's can you build simultaneously? At Relentless Motorsports Tx we get things done! What to expect from us?1. ...
06/09/2026

How many ecu's can you build simultaneously? At Relentless Motorsports Tx we get things done!

What to expect from us?

1. Quality workmanship

2. Honesty

3. Passion

4. Over 20 years of automotive experience

5. A product backed by a real automotive enthusiasts who loves cars as much as you do.

Well, it's Monday, and that means it's time to fix some cool things! First up today was this 95 Supra MK4 2JZ-GTE non-VV...
06/09/2026

Well, it's Monday, and that means it's time to fix some cool things! First up today was this 95 Supra MK4 2JZ-GTE non-VVTi ECU. This unit happened to need some of the solder pads repaired, as the salt-based electrolytes that leaked from the capacitors caused them to corrode.

Relentless Motorsports Tx is a proud sponsor of the Mavericks. We had a blast at today's Porsche Club of America Concour...
06/08/2026

Relentless Motorsports Tx is a proud sponsor of the Mavericks. We had a blast at today's Porsche Club of America Concours 2026! If you love your Porsches as much as we do, let us help keep your Porsche's automotive electronics healthy. We also offer coding for newer models such as the 95B Macan and 991, 911!

1jzgte non vvti valve covers for sale. $400 takes them. These covers aren't cracked, snapped, or welded; they are 100% p...
06/08/2026

1jzgte non vvti valve covers for sale. $400 takes them. These covers aren't cracked, snapped, or welded; they are 100% perfect and ready for paint. They feature 2 x 10AN fittings welded to them. We also have the OE valve cover gaskets and half-moon seals, all brand new, for an additional amount.

We don't often talk about BMW, but we can also fix your BMW's automotive electronics!
06/07/2026

We don't often talk about BMW, but we can also fix your BMW's automotive electronics!

Address

Dallas, TX

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Telephone

+19723750051

Website

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