Holley EFI LS Ultra Lo-Ram Plenum Top 3300-605BK

The P/N 300-605 & 300-605BK Ultra Lo-Ram plenum tops are designed as part of the Holley LS Ultra Lo-Ram EFI intake manifold kits. The Ultra Lo-Ram kits are intended for boosted engine applications where the requirement of a intake manifold plenum burst panel may be recommended to protect the engine from intake plenum back-fire. The 300-605 plenum top is machined for a standard "large" 6-1/8" x 3-1/8" burst panel. SFI approved burst panels, burst panel frame sets, and gaskets may be purchased from various manufacturers such as Allstar Performance or Specialty Fasteners.

P/N 300-605 has an as-cast satin finish and P/N 300-605BK has a powder-coat black finish. Flange seal o-ring cord and the mounting fasteners are included in the kit.

Features

• Plug and play GM Gen V LT engine control including GDI and VVT support
• Ideal for swapping late model GM Gen V LT engines into vintage vehicles
• 3.5‚Äù handheld gets your engine running in no time with a step-by-step calibration wizard
• GM LS and LT Drive-by Wire Throttle Body Control (Terminator X Max Only)
• GM 4L60 and 4L80 Transmission Control (Terminator X Max Only)
• Included engine harness plugs directly into the factory LT DI injector sub harness
• OEM Injectors supported, with part numbers provided in the handheld wizard, or software
• Genuine Bosch LSU 4.9 Wideband Control (Will not work with LSU 4.2 Oxygen Sensors)‚Ä¢ Genuine Bosch LSU 4.9 Wideband Control (Will not work with LSU 4.2 Oxygen Sensors)
• On-Board Diagnostic LEDS for: ECU Power ‚Äì Engine Run ‚Äì Wideband Status ‚Äì TPS Calibration ‚Äì Crank Signal ‚Äì Cam Signal ‚Äì VVT Status ‚Äì Pump Control ‚Äì and DI Injectors. Allowing you to identify any Critical engine issues at a glance
• Built in 1bar MAP Sensor, vacuum hose adapters included (1/8th ‚Äì ¬º and 3/16ths) - or for Boosted applications, you can disable the internal MAP sensor, and utilize an external LT MAP Sensor, the harness comes with the connector terminated, making the inst
• 4 Inputs ‚Äì 12v, Ground, 5v, and Frequency, for things such as additional pressure sensors, or activation triggers for nitrous activation, or a trans brake (Fuel and Oil Pressure Inputs are pre-terminated)
• 4 Outputs ‚Äì Ground, PWM - , for accessories such as; fans, boost control, nitrous control, IAC Kit, and more
• Boost Control ‚Äì Boost vs Time, Boost vs Gear, Boost vs RPM, Boost vs Speed, Boost Safeties
• Nitrous Control ‚Äì Single Channel of Wet or Dry, Progressive or Non-Progressive, Rich/Lean Safeties, and target Closed Loop AFR
• Advanced Tables ‚Äì 4x 1D Tables, 1x 1D per Gear Table, 4x 2D Tables, 1x 2D per Gear Table
• Integrated data logging to the 3.5‚Äù Handheld SD Card
• Free EFI Tuning Software for complete control of your Terminator X power plant