We engineer performance upgrades that deliver real power, proper fitment, and long-term reliability for daily drivers and weekend builds across DFW.
Free consultation · No pressure
Industry Problem
Most aftermarket work is rushed, poorly tested, and built with cheap parts that don't hold up under real driving conditions.
See how we do it rightWhen reliability matters, shortcuts are always the most expensive option.
Why Choose Us?
We apply motorsport-level engineering to deliver upgrades that perform reliably in real driving conditions — not just dyno sheets.
Fast is easy. Reliable and fast is hard — and that’s where engineering matters.
LxL Engineering Philosophy
Certified & Trusted By
Our Services
We offer upgrades that deliver real-world reliability, drivability, and confidence — whether you’re chasing power, stance, or both.
Professional ECU tuning engineered for reliable power.
Premium air suspension and expert installation.
Proven Results
A few of the cars we have tuned, aligned, and validated in the real world, cars that make real power and still feel put-together on DFW roads.
Stage 2 tuned 350z with air suspension and incoming widebody kit.
3+ Years of Reliability
“I have been on this setup for over three years with zero issues. I have recommended multiple friends because the tune has been that solid.”
- Kat C. · Nissan 350Z
+27 whp / 22 wtq
On 93 octane
Nimble and quick daily driver with aggressive pops and bangs tune.
Same-Day Convenience
“David tuned my GR86 for pops & bangs and daily drivability. Throttle response is sharper, power is smoother, and the pops sound intentional.”
- Jake Y. · Toyota GR86
+17 whp
On 93 octane
Calibration and alignment that work at speed but still feel composed on DFW roads.
Reliable Gains
“The car picked up a lot of power on E85 but still feels predictable. Cold starts are clean, idle is smooth, and it has been a reliable daily.”
- Clyde B. · Subaru WRX STI
+55 whp / +50 wtq
On E85 flex fuel
How It Works
We learn about your goals, current setup, and driving needs, so we can recommend the right path forward.
Outcome
Clarity, alignment, and realistic expectations.
We spec components and plan calibration based on fitment, reliability, and performance goals.
Outcome
A well-designed solution, not guesswork.
Upgrades are installed to engineering standards, followed by calibration, testing, and refinement in real-world conditions.
Outcome
Safe, predictable performance you can enjoy daily.
We walk you through the setup, provide documentation, and offer support if anything comes up later.
Outcome
Confidence, transparency, and long-term reliability.
Ready to get started?
Start Your Build
