Turbo Inlet 2004.5-2005 GM 6.6L Duramax LLY - Zilla Carbon Fiber Forged Pacific Performance Engineering - 115010070 2008-chevrolet-silverado-2500-hd-esi7768803 Bypass valve (OEM required) has

Bypass valve (OEM required) has a stiffer spring and a rubber seal

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6L Duramax CA LB7 (116120205)

You know that your turbo gets hot

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Turbo Inlet 2004.5-2005 GM 6.6L Duramax LLY - Zilla Carbon Fiber Forged Pacific Performance Engineering - 115010070 2008-chevrolet-silverado-2500-hd-esi7768803 Bypass valve (OEM required) hasThe PPE Carbon Fiber Turbo Inlet Upgrade addresses the undersized, flow choking section of the factory LLY turbo inlet. Maintaining a large 4 inch diameter all the way to the turbo flange, it enhances turbo efficiency and increases torque. The factory CCV port is preserved by the threaded on aluminum CCV adapter. For optimal efficiency, the factory air cleaner outlet tube is trimmed just after the second bend. A specially designed free flow silicone