Traxxas 4400: TRX® Pro.15 to TRX® 2.5/2.5R upgrade kit for Nitro Rustler®, Nitro Sport (incl. SE), and Nitro Stampede®
Traxxas makes it easy to upgrade TRX Pro .15 nitro-powered models to the awesome power of the new TRX 2.5 Racing Engine. All the necessary hardware to bring older Traxxas models up to full TRX 2.5 spec is included such as: header, pipe, pipe hanger, coupler, linkage, and additional components specific to each model. Major components come pre-assembled and pre-adjusted from the factory. Just bolt them on! Detailed instructions are included. TRX 2.5 Racing Engine (model 5207) sold separately.

Replacement part for these models:

• TRX 2.5R
• TRX 3.3

Vehicle models vary! .. We DO NOT guarantee this will fit the vehicle specified in this listing!!

Verify that this item is appropriate for your vehicle.  Consult your manual or vehicle manufacturer. Verify vehicle fit-ment before purchase.