Blox Racing V2 Thermal Manifold Plenum Spacer Kit For 2003-2007 Nissan/Infiniti hitch accessories GM's troublesome AFM valve lifters

GM's troublesome AFM valve lifters will no longer be tasked with activating and deactivating constantly

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and an industry leading range of caster alignment adjustability

The 68RFE transmission is notorious for burning up the Overdrive and Underdrive clutches while leaving the other clutches in good working order

Blox Racing V2 Thermal Manifold Plenum Spacer Kit For 2003-2007 Nissan/Infiniti hitch accessories GM's troublesome AFM valve liftersProduct Description Enhance your vehicle's performance with the Blox Thermo Polymer Intake Plenum Spacer. Specifically designed for select Nissan and Infiniti models, this spacer effectively increases plenum volume, lowers intake air temperatures, and allows front cylinders to breathe more efficiently. Experience gains of up to 10+ horsepower at the wheels, improved throttle response, and an increase in fuel efficiency by over 2 MPG. Unlike