FAST Manifold Upper Shell 102MM - Black Unisex All the factory couplers are

All the factory couplers are replaced with quality 4-ply silicon pieces which can endure 50 + psi of boost

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1999-2000 Chevrolet C3500 Base 1996-1998 Chevrolet C3500 Cheyenne 1999-2000 Chevrolet C3500 LS 1996-1998 Chevrolet C3500 Silverado 1996-2000 Chevrolet Express 3500 Base 1996-2000 Chevrolet Express 3500 LS 1996 Chevrolet G30 Beauville 1996 Chevrolet G30 Chevy Van 1996 Chevrolet G30 Hi-Cube 1996 Chevrolet G30 Sportvan 1996-1997

48% polyester

All springs are then shot-peened to eliminate residual surface stresses

FAST Manifold Upper Shell 102MM - Black Unisex All the factory couplers areConstructed from the same advanced polymer material as the original FAST LSX 92mm Intake Manifold, but now in the popular black color, the LSXR offers a host of benefits over aluminum aftermarket intakes, including lighter weight, increased strength and improved heat dissipating characteristics. This Part Fits: Year Make Model Submodel 2001 2004 Avanti II Base 2008 2009 Buick LaCrosse Super 2004 2007 Buick Rainier CXL 2004 2005 Buick Rainier CXL Plus