2001 Duramax LB7 Y Bridge to 3" Cold Side Coupler Kit Intercooler Pipes & Y-Bridges Includes all-weather factory style OEM

Includes all-weather factory style OEM plug and play connectors for quick and easy installation

The intake manifold is standard equipped with four 1/8 inch NPT ports on the back for methanol/water injection

Measured in micro-seconds (uS) it is sometimes referred to as pulse-width

Clean OEM-like fit & finish - Gauges do not obstruct the driver's view of the factory cluster and are positioned at optimum viewing angles for at-a-glance readings

11-16 Chevy Gmc 2500 3500 Duramax

2001 Duramax LB7 Y Bridge to 3" Cold Side Coupler Kit Intercooler Pipes & Y-Bridges Includes all-weather factory style OEMUpper intercooler cold side coupler with clamps. Fits: 2001 Chevy GMC 6. 6l Duramax LB7 Duramax Engines. *Note: For use with aftermarket 3" intercooler tube Cannot ship to California