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improving throttle response and reducing the potential for lifter failure
or final detail after machine buffing
P1 Performance Products Performance Series Race Exhaust System is built from aluminized steel and comes complete with OE style hangers and clamps for an easy installation
In the case of the 2004
The system can also negatively impact performance
2001-2004 Duramax LB7 DSP5 Switch (FTDSP5LB7) 1990 improving throttle response and reducingDSP5 Physical Switch LB7 A switch that comes with blue and black wires, specifically used only for LB7. FITS GM Duramax LB7 2001 2004 ADDITIONAL INFORMATION NOTE: The switch is only intended for use with EFILive tunes and specified year above.
US$ 482.50
US$ 24.90
US$ 69.00
US$ 5847.00