Integy Evo exhaust header is an optional replacement for stock header. Works with both the Traxxas 2.5 and 3.3 engines used on the T-Maxx. Pipe coupler included. This product includes one Integy exhaust header for 2.5 and 3.3 T-Maxx. One blue silicone exhaust coupler. Two zip ties.

Screws from stock header