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These FAST LSX intake manifolds are the only 3-piece Gen III composite manifolds proven to deliver increased performance without compromising bottom-end drivability or high-rpm horsepower
Front travel is tight on the E9X and E8X chassis
This setup is made for LS swapped cars that need the correct fitment
including E90
Precision Race Components all new cylinder head castings completed with 247cc runners
TSP .660" POLISHED Dual Spring Kit w/ PAC Valve Springs, Titanium Retainers, & PRC Integrated Seat/Seal e6x These FAST LSX intake manifoldsTexas Speed & Performance is proud to offer the latest version of the best dual valve spring kit on the market! This kit now includes our patent pending Precision Race Components integrated seat and seal. You no longer have to worry about special installation tools for your valve seals, tearing a valve seal upon installation, or valve seals popping off! Our new integrated seat and seal will work with factory size valve guides and CANNOT be used on any