Sudden Impact Racing

Sudden Impact Racing SIR is a Monster Truck Team and part manufacturer from Jefferson, Louisiana.

Brandon Lagarde is the owner of Sudden Impact Racing. Current drivers for SIR are Steven Hill, Keith Ponthieux, and Kevin Ponthieux.

Trucks ran by SIR are AMS Oil Shock Therapy, Ground Pounder, Sudden Impact. SIR also operates th Mad Trax Tank.