Don't fret about the first tryout. If properly installed, it is virtually impossible to damage any part of your vehicle or any part of the exhaust brake by any sequence of actions by the operator. Hows, and Whys . The Mountain Tamer is designed to require minimum servicing. Service the air filter in the intake valve the same as your carburetor filter.
New filters are available at most auto parts stores.
With proper care, the Decelomatic Mountain Tamer Exhaust Brake should last the lifetime of your vehicle. The Field Service Kit includes everything to blank the exhaust pipe for component removal and continued vehicle operation. Consult Service Instructions or Factory Service. To this date no vehicle dealer or manufacturer has indicated any specific reason why the Mountain Tamer should void the vehicle warranty. On the contrary, most recognize the benefits to the life of the braking systems, engine and transmission, thereby causing you to be more satisfied with the vehicle you have purchased from him.