LSX intake manifolds have a high-flow, spider-type design and are made of lightweight aluminium. They're cast with plenty of material for builder-specified port work; and the flanges are a minimum of 0.5" thick to accommodate machining.
Additional features include:
Standard-deck and tall-deck versions
Natural finish with LSX and GM logos
injector/ nitrous bosses cast in place
Comes with installation hardwareSingle plane design for mid-range and top-end power
LS7 style ports
Injector/ nitrous bosses are cast-in
Extra thick for professional porting and/or boosted applications
4150-style carb. mounting provision
Uses OEM O-ring gaskets and bolts included
Standard deck version available as P/N 19244038