Kooks Headers & Exhaust: 2015+ FORD MUSTANG SHELBY GT350 / GT350R 1 3/4" X 1 7/8" X 3" HEADER vellano This package is good for

This package is good for 200-250 HP increase and addresses a high performance motor's air ingestion

including functional fastening hardware

The first production TT kit that has been proven to work is out and ready for your CTS V

Flow Increase  = +48

and we have done it again for the C7

Kooks Headers & Exhaust: 2015+ FORD MUSTANG SHELBY GT350 / GT350R 1 3/4" X 1 7/8" X 3" HEADER vellano This package is good for1 3 4" x 1 7 8" x 3" heavy duty crack resistent Stainless Steel Long Tube Stepped Headers Must be used with Kooks X Pipe O2 extensions, Cometic header gaskets, Stage 8 locking bolts, and all installation hardware included These products are NOT legal for sale, installation, or use on a licensed vehicle in the state of California, and they do NOT meet CARB compliance SPECS: SKU 11542300 Year Range 2015+ Engine Type 5. 2L Voodoo Gasket 755392 Unit Set