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- Includes the longest stud and spacer kit that fits across all 8-cylinders
- Gaskets included: exhaust manifold, cross over tube, EGR port
- 75% thicker walls retain heat and prevents warping
- Longer exhaust studs improve thermal durability
- Designed using computation fluid dynamics
- Thick spacers are black oxide coated
- High temperature POR 15 black coated
- Machined thicker bolting flange
- High-silicon ductile cast iron
- Fully EGR compatible
- 50 state legal
- Passenger Side