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1-7/8" SS Headers & ULTRA GREEN Catted Connection Kit. 2015-2026 Mustang GT/DH
2015-2026 Mustang GT/Dark Horse 5.0L 4V 1-7/8" x 3" Stainless Headers with ULTRA GREEN Catted Connection Pipes and OEM Adapters.
- 304 Stainless Steel Construction
- 3/8" Thick Laser Cut Flanges
- 1-7/8" Mandrel Bent Primaries
- 3" Collectors with Kooks' Patented Scavenging Spike
- Dual Bolt Pattern Header Flange
- Kooks ULTRA GREEN Cats - EPA verified, 4-1/2" diameter, 400 Cell High Flow Catalytic Converters that are rated for up to 850 wheel horsepower
- Kit includes headers, catted connection pipes, and connection adapters to connect to OEM exhaust
- Kit also includes all additional hardware - Gaskets, Oxygen Sensor Extension Harness, Clamps, Bolt Kit, and O2 Spacers - for Installation
- No additional parts required.
$4,968.32
1-7/8" SS Headers & ULTRA GREEN Catted Connection Kit. 2015-2026 Mustang GT/DH—
$4,968.32



Description
2015-2026 Mustang GT/Dark Horse 5.0L 4V 1-7/8" x 3" Stainless Headers with ULTRA GREEN Catted Connection Pipes and OEM Adapters.
- 304 Stainless Steel Construction
- 3/8" Thick Laser Cut Flanges
- 1-7/8" Mandrel Bent Primaries
- 3" Collectors with Kooks' Patented Scavenging Spike
- Dual Bolt Pattern Header Flange
- Kooks ULTRA GREEN Cats - EPA verified, 4-1/2" diameter, 400 Cell High Flow Catalytic Converters that are rated for up to 850 wheel horsepower
- Kit includes headers, catted connection pipes, and connection adapters to connect to OEM exhaust
- Kit also includes all additional hardware - Gaskets, Oxygen Sensor Extension Harness, Clamps, Bolt Kit, and O2 Spacers - for Installation
- No additional parts required.




















