Traxxas Battery Expansion Kit for Rustler, Bandit, & Stampede (Stampede requires two-piece receiver and battery hold down kit #3627X) 3725X - Car Spare Parts | Perth MAS Hobbies
Extension Kit Traxxas 3725 X large battery TRX-3725X
Traxxas Rustler VXL 1/10 Scale Brushless Stadium Truck Yellow 37076-4 | Mark Twain Hobby Center
How to Modify a Traxxas Chassis to fit Almost any Battery!!! - YouTube