Engineered
to Win.
Standalone ECUs, plug-and-play harnesses, custom adapter boards, and remote calibration — built by tuners, for builders who race.
EFI Hardware & Tuning Services
Cutting-edge EFI hardware to put you in the winner’s circle, plus tuning you can do from the comfort of your own home.
Popular Right Now
e840
$299–$325 USDRemote Tuning
$125 deposit · 5.0★Full-Service Engine Management
DCwerxTuned is a full-service motorsports engine management provider specializing in EMS/ECU systems, accessories, and professional calibration services. From wire-in ECUs to complete plug-and-play solutions and custom adapter boards, we deliver everything you need to support your build with confidence.
Our in-house engine management systems provide advanced, next-level features at an unmatched price point — giving enthusiasts and professionals the performance edge they need, on the street or on the track.
Need Help Choosing Hardware?
Tell us about your build and goals — we’ll point you to the right ECU, adapter board, or tuning package.
Mon–Fri 9am–6pm AST · Sat 9am–1pm AST · Sun Closed