Woolf Aircraft Products 90 Degree Exhaust Bend - 3" Diameter - 3" Radius - 16 Gauge - Steel 935011 This tells the ECU which

This tells the ECU which cylinder is cylinder #1 (or the first cylinder in the firing order as entered in the software)

The Lightning 45 is the first nitrous specific valve ever produced in light weight aluminum

relief spring

Pit Stop USA offers Triple X Sprint Car X Wedge Chassis Kit - Plus 2" - 87/40 SC-CH-1000872HNW at low everyday prices

Large Plenum Volume of 549 Cubic Inches (w/ 1 x 95mm or 1 x 105mm Throttle Body Top)

Woolf Aircraft Products 90 Degree Exhaust Bend - 3" Diameter - 3" Radius - 16 Gauge - Steel 935011 This tells the ECU whichProduct Description: Exhaust Bend 90 Degree 3 in Diameter 3 in Radius 16 Gauge Steel Natural Sold Individually Specializing in custom cutting, bending, and welding of metal tubing since 1942, Michigan based Woolf Aircraft Products manufactures components for a number of industries from aerospace to defense to performance automotive. They produce a variety of high performance headers and exhaust components to fit a wide range of applications.