Traxxas 5266 Air Filter Body, Filter Support, and Cap, TRX 2.5, 2.5R, 3.3 High-volume air filter body Includes filter support/ cap/ foam filter, pre-filter/ air filter base (angled)/wire mount/hardware (1 each) Fits TRX 2.5, 2.5R, 3.3 Includes filter and prefilter Requires air filter oil Includes wire mounting hardware