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HPS 4-1/4" - 4-1/2" (108mm - 114mm)
all carefully sanded to produce a smooth finish
turbo systems
it allows for accurate and simple tuning of boost pressure
Cooler air carries more oxygen
Cold Air Intake Kit Black Pipe+Heat Shield For GMC 07-08 Yukon/Tahoe/Sierra V8 Size_0.203" HPS 4-1/4" - 4-1/2" (108mmA Cold Air Intake System relocates the filter outside of the engine compartment to deliver the coolest air inlet temperatures possible. Cooler air carries more oxygen, which translates into a more intense explosion in the combustion chamber to create more horsepower and torque. But that's only part of the power equation. Tuning the inlet pipe in length and diameter to match the engine's resonance helps move more air to the cylinders (think of your
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