There has been much speculation the newly implemented Pro Stock electric fuel injection regulation being a portal to sneaking in traction control. Our sources tell us the ECU unit will be made a spec part with clear opportunities for the NHRA to tell if it has been tampered with. Expect an announcement to come in the next couple of week regarding manufacturer and model. UPDATED: We are told this week NHRA plans to announce the spec unit, which is said to be manufactured by Holley.