GrimmSpeed Exhaust Manifold to Turbo Gasket
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GrimmSpeed Mitsubishi Evo 8/9/X Exhaust Manifold to Turbo Gasket
The seal between the exhaust manifold and turbo cops serious heat and pressure cycling, and it's a common spot for boost leaks on the Mitsubishi Lancer Evolution. GrimmSpeed built this gasket with a thick multi-layer metal construction and a solid fire-ring to handle that punishment and hold a proper seal where factory gaskets tend to fail.
This listing covers the Mitsubishi Lancer Evolution 8 and Evolution 9 (CT9A), plus the Evolution X (CZ4A). One gasket, SKU GRM020003, fits all three generations at this specific manifold to turbo junction.
Note: A leak at this joint doesn't just cost power, it skews boost readings and throws off your ECU's boost control. If you're chasing inconsistent boost behaviour, this junction is worth checking before you start adjusting tune settings.
Key Features
- Multi-layer metal (MLS) construction for durability under heat cycling
- Reinforced fire-ring for a tighter, longer lasting seal
- Direct fit replacement for the factory manifold to turbo gasket
- Suits Evo 8, 9 and X exhaust manifold to turbo connection
Vehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your Evo's generation before ordering.
Not sure if this gasket suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.
Vehicle Compatibility
| Make | Model | Chassis | Engine |
|---|---|---|---|
| Mitsubishi | Lancer Evolution VIII | CT9A (VIII) | - |
| Mitsubishi | Lancer Evolution IX | CT9A (IX) | - |
| Mitsubishi | Lancer Evolution X | CZ4A | - |
Technical Specifications
| Spec | Value |
|---|---|
| Construction | Multi-layer metal gasket |
| Fire Ring | Reinforced, heavy duty fire-ring for sealing |
No instructions available for this product.

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