The P/N 13129 EFI Bypass Regulator encompasses features and benefits only found on Aeromotive regulators in a new smaller and lighter package. Capable of supporting applications up to 1000 HP, the 13129 EFI Bypass Regulator can handle the most aggressive street machines but is docile enough for your daily driver; especially those looking for a cleaner, lighter solution where performance is critical or where space is a premium.