Improve the power and performance on your CTS-V with our top of the line Stainless Works headers. These mandrel bent TIG welded headers add power and performance on your 2009-15 Cadillac CTS-V. Featuring 2" primaries, 3" slip fit collectors, integrated merge spike. This system comes with high-flow cats and performance connect or factory connect configurations. Stainless Works Header Kits are built from corrosion resistant 304 stainless steel, our headers are TIG welded for strength and durability at our state-of-the-art facility in Streetsboro, Ohio. We stand by our products with a lifetime warranty on material and craftsmanship, and as always, our products are proudly made in the USA. Features: CTSV9HCATSW Fits 2009-15 Cadillac CTS-V 2" Primary Tubes High-Flow Cats Performance Connect or Factory Connect Smooth mandrel bends optimize exhaust flow Fully TIG welded for strength and beauty Stainless Works Exhaust (Performance Connect) CTSV9HCATSW