Camaro Longtube Headers 1 7/8" 2010-2014 (LS3, L99, ZL1, 6.2L Engine) Stainless Mandrel Bent Tubing, CNC Machined Flanges Race Version, 304 Polished Stainless Steel 1 7/8" Primaries, Standard Graphite Manifold Gaskets 3" Collector Gains over 25rwhp