All Parts

Exhaust & Aftertreatment (185)

Hydraulic Brake Poppet Valve
Hydraulic Brake Poppet Valve
TECTRAN Part No: 80-1097
$72.78 View Part Contact Us
Automann 820.F901581K Dpf Isx Paccar Mx13 for Cummins
Automann 820.F901581K Dpf Isx Paccar Mx13 for Cummins
Automann Part No: 820.F901581K
$3,020.00 View Part Contact Us
DPF Detroit Diesel DD13 DD15 DD16 GHG17
DPF Detroit Diesel DD13 DD15 DD16 GHG17
Automatic Radio Mfg Co. Part No: 820.F237692K
$2,004.16 View Part Contact Us
Exhaust Gas Temperature (EGT) Sensor
Exhaust Gas Temperature (EGT) Sensor
Dayton Parts Part No: 904-7343
$192.64 View Part Contact Us
Exhaust Manifold
Exhaust Manifold
Dayton Parts Part No: 674-5002
$687.63 View Part Contact Us
Automann 561.291338-B V Band Clamp RG Ray
Automann 561.291338-B V Band Clamp RG Ray
Automann Part No: 561.291338-B
$53.85 View Part Contact Us
Automann 561.29475A-B V-Band Clamp Breeze
Automann 561.29475A-B V-Band Clamp Breeze
Automann Part No: 561.29475A-B
$26.71 View Part Contact Us
Automann 561.306306RK CAC Connector Hose Clamp Kit
Automann 561.306306RK CAC Connector Hose Clamp Kit
Automann Part No: 561.306306RK
$61.55 View Part Contact Us
Diesel Particulate Filter (DPF) Clamp
Diesel Particulate Filter (DPF) Clamp
Dayton Parts Part No: 674-7005
$43.61 View Part
Diesel Particulate Filter (DPF) Hardware Kit
Diesel Particulate Filter (DPF) Hardware Kit
Dayton Parts Part No: 674-9038
$145.99 View Part
Grand Rock FL-15653-000 5" 2-Bend OD/OD Pipe
Grand Rock FL-15653-000 5" 2-Bend OD/OD Pipe
Grand Rock Part No: FL-15653-000
$222.44 View Part Contact Us
Diesel Particulate Filter (DPF) Clamp
Diesel Particulate Filter (DPF) Clamp
Dayton Parts Part No: 674-7002
$33.57 View Part

Exhaust and Aftertreatment Parts for Heavy-Duty Truck Compliance

Excessive emissions, poor fuel efficiency, or warning lights can indicate worn or failing exhaust and aftertreatment parts. Wofford Truck Parts offers replacement components that help reduce emissions, support DEF systems, and maintain regulatory compliance for heavy-duty trucks.

The right replacement parts help restore engine performance and reduce downtime. Our inventory includes truck parts for common aftertreatment repairs, including diesel particulate filters, DEF components, sensors, catalytic converters, and related hardware.

FAQs about Exhaust and Aftertreatment

You may notice warning lights, increased exhaust smoke, reduced fuel efficiency, or failed emissions tests. Inspect affected components to identify worn or damaged parts before ordering replacements.
Check your part number, engine application, system type, and mounting configuration. Parts vary by truck and engine model, so matching your replacement to your system ensures proper fit and function.
Yes. Clogged or faulty diesel particulate filters, DEF components, or sensors can reduce engine power, increase fuel use, and trigger warning lights. Inspect related DEF system components during service.
Check diesel particulate filters, catalytic converters, sensors, tubing, and DEF system components for wear, clogging, or leaks. Our inventory includes emission sensors for common heavy-duty truck aftertreatment repairs.
Replace components when they are clogged, damaged, leaking, or fail emissions testing. Using correct parts from Wofford Truck Parts helps restore proper emissions control and engine performance.