it adds rigidity and durability over a stock plastic horn

One P3 turbo glow plug

Fits Losi 8E

Traxxas 8976G Wheelie Bar Green Maxx

Automatic corrective steering control

Team Associated 31744 Bearing Caps [B] TC7.1 TC7 Optima Parts it adds rigidity and durabilityTeam Associated 31744 Bearing Caps [B] TC7. 1 TC7 These bearing caps from Team Associated, part number 31744, are designed for the TC7. 1 and TC7, securing bearings in place within the drivetrain. A direct fit replacement to keep your TC7. 1 or TC7's bearings properly seated and running smoothly. Team Associated part number 31744 Bearing caps, style B Fits the TC7. 1 and TC7