CROSS-RAM LS3 (1500-7000 RPM) Designed for Gen IV engines with LS3, L92 and L76 rectangular port cylinder heads. The Cross-Ram LS3 is ideal for anybody looking to combine great looks and outstanding performance between 1,500 - 7,000 rpm. The unique dual-plenum design features 13" long runners with flanges that will accept two, 90mm GM LS3 throttle bodies. The unique cross-ram dual-plenum design is ideal for twin turbo applications. When matched with high flowing air filters and inlet tubes, the dual-plenum system gives neck-snapping performance with plenty of options for engine builders and tuners. Dyno testing resulted with gains of 27 horsepower and 28 ft-lbs. of torque over a popular aftermarket manifold.

This Part Fits:

Year	Make	Model	Submodel
2007-2008	Cadillac	Escalade	Base
2008	Cadillac	Escalade	Platinum
2007-2008	Cadillac	Escalade ESV	Base
2008	Cadillac	Escalade ESV	Platinum
2007-2008	Cadillac	Escalade EXT	Base
2007-2009	Chevrolet	Avalanche	LT
2007-2009	Chevrolet	Avalanche	LTZ
2010-2015	Chevrolet	Camaro	SS
2008-2013	Chevrolet	Corvette	Base
2010-2013	Chevrolet	Corvette	Grand Sport
2007-2009	Chevrolet	Silverado 1500	LT
2007-2009	Chevrolet	Silverado 1500	LTZ
2014-2017	Chevrolet	SS	Base
2007-2009	Chevrolet	Suburban 1500	LT
2007-2009	Chevrolet	Suburban 1500	LTZ
2008	Chevrolet	Tahoe	LTZ
2007-2008	GMC	Sierra 1500	Denali
2007-2009	GMC	Sierra 1500	SLE
2007-2009	GMC	Sierra 1500	SLT
2007-2008	GMC	Yukon	Denali
2007-2008	GMC	Yukon XL 1500	Denali
2007-2009	GMC	Yukon XL 1500	SLE
2007-2009	GMC	Yukon XL 1500	SLT
2008	Hummer	H2	Base
2008-2009	Pontiac	G8	GT
2009	Pontiac	G8	GXP