Blox Intake Manifold Spacer 03-05 Infiniti G35 VQ35 - P/N: BXIM-40200 Product Model: BLX-BXIM-40200 The BLOX Racing intake manifold spacer for the Infiniti G35 VQ35 is specifically designed to help increase the manifold's capacity and lower the intake air temperature. As a result of the improved efficiency, power and throttle response is also increased. The manifold spacer is made out of thermal polymer, which provides dramatic heat insulating properties, and easily installs between the factory's intake manifold.