Diamond Power Intake Valve Set works with Chevrolet Avalanche Camaro 6.0 L LS3, L92, L99 OHV Same day shipping when purchased before 3pm EST 2 Year Warranty (This product must be installed by a certified professional mechanic) 100% Satisfaction Guaranteed: Our products are tested and meet or exceed OEM performance requirements Fits 2007-2009 Chevrolet AVALANCHE 6.0L V8 OHV 16V VORTEC (K, Y, U). -2008-2009 Chevrolet CAMARO (W) 6.0L V8 OHV 16V VORTEC (K, Y, U).