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The side by side runs are direct comparisons of the 2 1/4-inch Thermal system and the 3-inch system at 7 psi. We are positive that when boost pressure is increased, there will be a more significant difference in power between the two systems.
Dyno Cell: Is Bigger Really Better?

 The side by side runs are direct comparisons of the 2 1/4-inch Thermal system and the 3-inch system at 7 psi. We are positive that when boost pressure is increased, there will be a more significant difference in power between the two systems.  View Related Article

 

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