FAST LSXRT - (RECTANGULAR-102mm) BLACK 146105B

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FAST LSXRT - (RECTANGULAR-102mm) BLACK 146105B This LSXRT™ Intake Manifold gives LS3 engines with rectangle-port cylinder heads even more plenum volume for all-out racing. Best sui ted for high-RPM race engines, this manifold creates proven gains of 30+ horsepower over the FAST® LS3 Street Manifold at high RPM. The raised 102mm throttle body location optimizes the larger, less restrictive High HP runner design, creating more power. It also clears truck drive accessories. Best suited for high-RPM race engines, this manifold creates proven gains of 30+ horsepower over the FAST® LS3 Street Manifold at high RPM. Part Number 146105B Brand Fast Engine Type Gen III/Gen IV Port Style Square/Rectangular Throttle Body Port 102mm Show more