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The Fuel pump control module in the SS has fuel pressure set to 58, until your rpms rise, then its programmed to drop to 48. You can change the tune to demand 58 all the way, but most likely you’ll need more pump.
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2011 Camaro SS---SOLD
TMS Dart 427 FED M311s, ESS Tuning G4 Blower, DSX Triple FP Assembly, DSX FF, FIC1300, Mcleod RXT 1200HD, Edlebrock Pro Flo XT
1158whp 1017wtq.
2010 CTS-V A6 - "Stock" SOLD
630whp 658wtq
2024 F-150 RCSB 5.0 4x4
waiting for tunes...
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