Lethal Injection Performance, LLC
Specializing in LS based performance and tuning. Over 20 years of experience with OEM GM stock PCM. Holley EFI tuning and FuelTech tuning
Direct injection LT1 tuned in-house at Lethal Injection Performance, LLC
No mail order, remote, or Outsourcing tuning
07/15/2025
Direct injection LT1
Tuned in house at Lethal Injection Performance, LLC
Camashaft LS2 Corvette .
Daniel Toothman, backside NP testing. Setup by JD Waites.
Backside NP testing with JD Waites with JD Performance!!
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Lexington, SC
29073