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Hypertune HypEX 347-SS Stock Frame Exhaust Manifold - Mitsubishi EVO 4-9 4G63
The Hypertune HypEX SS-347 exhaust manifolds are investment cast from 347 stainless-steel due to its vastly superior performance in high-temperature applications compared to commonly used materials.
All components, including pipe elbows, are unique to Hypertune and are designed specifically for extreme-duty exhaust applications.
Hypertune does not use off-the-shelf steampipe elbows
This allows us to offer a high-performance manifold that is light weight and extremely durable.
347 stainless-steel construction
Tig welded in-house
Hypertune proprietary runner diameter and wall thickness: 44.45mm o.d., 2.7mm wall
Investment cast collector – high resistance to cracking and high flow
Investment cast head flange – incorporating smooth port transition
Lifetime warranty against cracking
Ceramic coating is Available