TRP Exhaust Bellows

Constructed of austenitic stainless steel, with 4 layers of material (2x the competition), and kited with necessary gaskets and clamps in one package, TRP Exhaust Bellows are the clear choice for quality aftermarket bellows.

The TRP Bellows are designed and engineered having quality and value in mind, offerings heavy duty diesel exhaust bellows that will perform absorbing the movement of the exhaust system while meeting the engine manufacturer’s recommended maximum leak rate to maintain EPA compliance of the exhaust system.*


This TRP line includes torsional bellows for the OE applications that require torsional flexibility. Torsional bellows prevent premature wear and allow longer performance than will fit aftermarket options.

The TRP Exhaust Bellows program covers “All Makes” applications for heavy duty trucks and school buses giving you an option to target vehicles out of warranty and provide a direct replacement part that satisfies EPA standards.

The program includes all popular Freightliner, Navistar, Volvo, Peterbilt, Kenworth and Blue Bird applications, with less than 20 parts numbers.