The throttle-body system flows up to 800cfm and supports naturally aspirated engines making up to 650 hp. New to tuning Holley? Thread: Tune file for 600 HP, 496 cid engine. 0 gms/sec for the LS7 and between 6-7 gms/sec for 5. Click on the link above to see specific instructions about this harness. This cable can be used for Holley EFI, for Sniper EFI, and for Terminator X Tuning Software. Holley allows you to keep an old version with that code, but they don't with the Sniper code. On the HEFI software you can download V4 or V5 or even earlier versions. Holley Sniper EFI 2x4 - Gold JavaScript seems to be disabled in your browser. Holley EFI: Version 6 Software Now Available! By: Holley | Holley Sniper Laptop Tuning Software Pardon us as we struggle to contain our excitement about the newly released laptop tuning software exclusively for the Holley Sniper EFI Systems! Hey, what you can access and control via the included 3. Holley sniper efi tuning software If you don't see a package or tuning option that fits you needs please give us a call to discuss your needs.
