01-04 Duramax LB7 HSP 4-1/2" Intake System** 3 4 Week Build Time Normally** Increasing airflow is critical when looking to purchase a cold air intake. proven dyno numbers show our HSP intake providing 20 additional horsepower and 58 pounds of torque on average. The HSP intake delivers the power numbers you desire, while adding a custom look to your truck with our various color options. Our cold air intake lowers intake air temperatures by including a heat shield box that separates the hot

Adds 15+ Horsepower

Sold individually as a complete cylinder head with valves

to the original owner against defects in parts and workmanship

35 PSI Mechanical Boost Gauge

They are center-less ground to assure perfect concentricity

Ported shroud housing improves compressor flow range for surge control 1

ANODIZED AND TEFLON COATED TO RESIST CORROSIONPRECISION

Works Great In All Climates

It's easy: just type the preferred power level directly on Smartykeyboard

MPG increase

Temp Gauge

5" Bar and Plate Core Design: The use of the bar and plate core design allows for greater airflow and increased heat dissipation over the much smaller tube and fin design used by the OEM