EFI Specialties LLC

EFI Specialties LLC Specialists in modern EFI systems, forced induction, and performance engine tuning. Located in Fredericksburg, Virginia. We specialize in EFI systems tuning.

Record breaking performance with 10+ Years Tuning Experience, 10+ years Mitsubishi experience & the most knowledgable and experienced LX/Hemi Platform Tuner in the Industry for 6+ years. Our primary market is Mitsubishi and Mopar/Chrysler/SRT (From modern Hemi to Viper to SRT4) tuning, however GM, Ford, Toyota, Subaru, and all other makes and models are tunable as well. Our customers have vehicles

ranging from 7 second drag cars to 1000+ horsepower daily driven street vehicles. We can tune everything from piggyback systems to full standalone systems and flash systems, including but not limited to AEM EMS, Diablosport CMR, ECMlink/DSMlink, ECUFlash, HPtuners and more. Please inquire about your vehicle if you're not sure what you need, have, or if we can do it. We can help you. Also Available: Parts installation, general troubleshooting, and Mitsubishi transmission service, as well as Mitsubishi ECU/TCU socketing and chipping services are available as well. Consultations for help planning out your race car build, or sorting out a build in progress are welcome as well. Contact for more information

TNT Tuesday? Always fun getting out to the track to get things dialed and learn something new! Sumerduck Motorsports Par...
05/12/2026

TNT Tuesday? Always fun getting out to the track to get things dialed and learn something new! Sumerduck Motorsports Park

04/24/2026

Just something to end the week off nice, Hellcat with out in house cam package, engine has been built using MMX drop rod and pistons with MMX billet mains, arp hardware throughout, short block was machined and assembled locally, transmission has a stage two applied torque solutions kit built in house. Ported 2.4 blower, also done in house. Car dynoed 581whp stock on the stock hard tire, makes 925whp now on 17psi now on the 315 ET streets. Next will be some testing and eventually a bigger blower now that shes prepped!

Address

75 Potomac Creek Drive Unit 101
Fredericksburg, VA
22405

Telephone

+15409035652

Website

Alerts

Be the first to know and let us send you an email when EFI Specialties LLC posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Contact The Business

Send a message to EFI Specialties LLC:

Shortcuts

Share

Category