TRAXXAS Exhaust Pipe Coupling Blue Silicone – 5246
Blue pipe coupler for use with pipes 5152 and 4452R exhaust pipes for the TRX 2.5, 2.5R, and 3.3 engines.
SPECS:
Length – 21mm
Diameter – small end, 11.5mm ID, 17.5mm OD
Diameter – large end, 15.8mm ID, 21.5mm OD
NOTES:
This part need to be secured the both the exhaust header pipe and the exhaust pipe with zip ties (cable ties), and securely tightened to prevent air leaks.