Skunk2 Pro Series Intake Manifold Black - 1994-2001 Acura Integra B18C1 GSR VTEC - 307-05-0275More than a decade ago, Skunk2's engineers looked to the popular Integra Type R intake manifold for inspiration and went back to the drawing board. Skunk2's Pro Series Intake Manifold in our signature Black Series finish for Honda's B series VTEC engines (GS R Only) features a larger plenum and oversized runners when compared to the ITR manifold for maximum horsepower and torque gains. Instead of producing a manifold with a significantly oversized