Snow Performance Stage 3 Boost Cooler Water Methanol Injection System 94-21 Ford Powerstroke 2003 Chevrolet 6.6L Duramax LB7 5L by also replacing the

5L by also replacing the restrictive crossover pipe with this part from Diamond Eye

it lets the exhaust gasses expel from the charger more efficiently

This fan assembly kit from BD is a perfect unit whatever your needs

such as bad injector

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