SPEED ENGINEERING TRUCK & SUV LONGTUBE HEADERS (1999-2006)Y Pipe available at extra cost. Steel Header Gaskets recommended. Features Include: Mandrel Bent Tubing Merge Spikes Race Version with "NO" Air & EGR Fittings Full 1 3 4" or 1 7 8" Primaries 3" Collector Gains over 25+ rwhp V8 Engines Only 4. 8L, 5. 3L, 6. 0L Engines CNC Machined Flanges Polished Stainless Steel Standard Graphite Manifold Gaskets Vehicle Applications: 1999 2006 Chevrolet Truck & SUV (2wd & 4wd) 1999 2006 GMC Truck & SUV (2wd & 4wd)

04-05 Pontiac GTO 5

* Sealed internal and external components for weatherproof durability

Engine Balance: Internal

Coil Bind Height

1-Piece Rear Main Seal

Each transmission pan comes complete with magnetic drain plug

Bosch 5-wire Wideband 02 Sensor

naturally aspirated applications

flows great and weighs nearly one full pound less than our old style NX 45 valve

3" Pro Dash is customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need from a Holley EFI system

CD and quick-start guide

16V High Frequency Lithium IntelliCharger