Exhaust

Detroit Diesel Diesel Particulate Filter By BESTfitBuilt for performance and durability, the BESTfit Detroit Diesel DPF replaces OEM part numbers 52967, 7700656, and C029SA for DD13 and DD15 engines. This high-quality diesel particulate filter is...

Detroit Diesel Doser Injector By BESTfitBuilt for performance and precision, the BESTfit Detroit Diesel Doser Injector replaces OEM part numbers 0281006099, 2121300016, and A4720700746. Designed for DD13 and DD15 engines, this injector delivers...

Cummins Diesel Particulate Filter By BESTfitBuilt for durability and performance, the BESTfit Cummins ISL Diesel Particulate Filter (DPF) replaces OEM part numbers 6392135, 7700658, and C062SA. This high-quality emissions component is designed to trap...

Volvo/Mack DPF By BESTfitBuilt for durability and efficiency, the BESTfit Volvo/Mack Diesel Particulate Filter (DPF) replaces OEM part numbers 82014, C095SA, and P239814 for Volvo and Mack applications. This high-quality DPF features robust metal...

Cummins Diesel Oxidation Catalyst By BESTfitBuilt for performance and durability, the BESTfit Cummins ISC/ISL Diesel Oxidation Catalyst (DOC) replaces OEM part numbers Q629359, GESI544, and 2880512RX. This high-quality emissions component is designed to...

By BESTfitCummins NOx SensorBuilt for accuracy and reliability, the BESTfit Cummins NOx Sensor replaces OEM part numbers 22033 and 5462436RX for Cummins applications. This sensor provides precise measurement of nitrogen oxide levels in the exhaust...

Cummins Diesel Particulate Filter By BESTfitBuilt for performance and durability, the BESTfit Cummins ISB/Paccar PX6 Diesel Particulate Filter (DPF) replaces OEM part numbers 2060750023, 58005RX, and C170058. This high-quality DPF is designed to...

Detroit Diesel V-Band Clamp By BESTfitBuilt for strength and durability, the BESTfit V-Band Clamp for Detroit 60 Series Engines delivers reliable sealing performance for Volvo and Mack exhaust systems. This high-quality clamp is designed for...

Volvo/Mack Diesel Oxidation Catalyst By BESTfitBuilt for durability and performance, the BESTfit Volvo/Mack MP7 Diesel Oxidation Catalyst (DOC) replaces OEM part numbers VN0401C, GESI534, and 85001356. This high-quality emissions component is designed to...

Detroit Diesel 1-Box Assembly By BESTfitBuilt for durability and performance, the BESTfit Detroit Diesel 1-Box Emissions Assembly replaces OEM part numbers A6804903556, EA0004900736, and 35017 for DD13 and DD15 engines. This high-quality emissions...

Volvo/Mack V-Band Clamp By BESTfitBuilt for strength and durability, the BESTfit Volvo/Mack V-Band Clamp is designed specifically for D13 and MP8 engine applications. This high-quality exhaust clamp is engineered to perform in high-temperature...

Cummins NOx Sensor By BESTfitBuilt for precision and reliability, the BESTfit Cummins NOx Sensor replaces OEM part numbers 2120751016, 4326862, and A044C659 for Cummins applications. This sensor delivers accurate measurement of nitrogen oxide levels in...