1-7/8" Stainless Headers & Catted Conn Kit. 2015-26 Mustang GT/Dark Horse 5.0L.

Kooks Headers Verified independent store

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2015-2026 Mustang GT/Dark Horse 5.0L 4V 1-7/8" x 3" Stainless Headers w/ Performance Catted Connection Pipes and OEM Adapters. 304 Stainless Steel Construction 3/8" Thick Laser Cut Flanges 2" Mandrel Bent Primaries 3" Collectors with Kooks' Patented Scavenging Spike Dual Bolt Pattern Header Flange Kooks Performance Cats 400 Cell High Flow Catalytic Converters Performance Cats not for use on Forced Induction Applications Includes Gaskets, Oxygen Sensor Extension Harness, Clamps and Bolt Kit required for Installation No additional parts required. Show more