JE Pistons Ultra Series GM Gen III/IV LS 4.005in Bore/4in Stroke Set of 8 Pistons

Ultra Series forged pistons from JE are the industry’s strongest, most fully featured pistons available off the shelf. Offered for LSX 12 and 15 Degree Engines. Ultra Series Pistons feature JE’s proprietary Aligned Grain Flow forging technology providing next-level tensile strength ideal for the extreme cylinder pressures of power adder engine builds. Equipped with the following custom level features

This Part Fits:

Year	Make	Model	Submodel
2006-2007	Cadillac	CTS	Base
2006-2007	Cadillac	CTS	V
2005-2007	Chevrolet	Corvette	Base
2006-2007	Chevrolet	Corvette	Z06
2005-2006	Chevrolet	SSR	Base
2008	Chevrolet	Trailblazer	Base
2006-2007	Chevrolet	Trailblazer	LS
2006-2009	Chevrolet	Trailblazer	LT
2006-2009	Chevrolet	Trailblazer	SS
2005-2006	Pontiac	GTO	Base
2008-2009	Saab	9-7x	4.2i
2008-2009	Saab	9-7x	5.3i
2008-2009	Saab	9-7x	Aero