International DuraStar DPF & Mufflers
Find the best aftermarket exhaust parts, like mufflers, for your International 4100-4300-4400 Durastar to keep your semi-truck on the road. Shop our collection of aftermarket mufflers, exhaust resonators, muffler inserts, exhaust dumps, and more. Elite Truck Accessories has you covered with the best mufflers in the business
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BESTfit 10 X 30 Inch Performance Shorty Muffler
BESTFIT TRUCK PARTS
$178.99BESTfit 30 Inch Performance Shorty Muffler * High Quality Muffler* Dimensions - 30 Inch Length - 10 Inch Width - 5 Inch I.D.* Designed For Tight Spaces* Muffler Uses Acoustic Louver Sound Dampening* Up To 50 Additional Horsepower And Improved Response*...$178.99 -
BESTfit 4 Inch In/Out X 8 X 21 Inch Aluminized Steel Type 1 Muffler
BESTFIT TRUCK PARTS
$170.99BESTfit 4 Inch In/Out X 8 X 21 Inch Aluminized Steel Type 1 Muffler * High Quality Muffler* Aluminized Steel* Dimensions- 4 Inch Inside Diameter- 4 Inch Inside Diameter- 11 Inch Body Diameter- 15 Inch Body Length- 21.5 Inch Over All Length* Used In...$170.99 -
Performance Muffler, 10 X 51.5 Inch With 6 Inch In/Out
PITTSBURGH POWER
$299.99High Performance Muffler Increases Horsepower, Mileage & Reduces Back Pressure * High Quality Performance Muffler * 6 Inch In * 6 Inch Out* Dimension:10 Inch X 51.5 Inch * Reduces Exhaust Back Pressure* 50 HP Increase * 1/4 Mile Per Gallon Improvement *...$299.99 -
BESTfit 8 X 22 Inch Aluminized Muffler
BESTFIT TRUCK PARTS
$134.99BESTfit Aluminized Muffler 8 Inch Diameter With 5 Inch I.D. Inlet & Outlet * High Quality Muffler* Aluminized* Dimensions- 8 Inch Diameter- 5 Inch I.D. Inlet/Outlet- 14 Inch Length Body- 22 Inch Length Overall* Sold Individually* Warranty On Mufflers...$134.99 -
BESTfit 9 X 12 Inch Short Galvanized Exhaust Muffler
BESTFIT TRUCK PARTS
$84.99BESTfit Short Galvanized Muffler W/ 5 Inch ID Inlet & Outlet * High Quality Muffler* Made Of Galvanized Steel* 9 Inch Diameter Body* 12 Inch Body Length* Inlet 5 Inch Inside Diameter* Outlet 5 Inch Inside Diameter* Sold Individually* Warranty On Muffler...$84.99 -
Galvanized Type 1 Resonator Muffler W/ 4 Inch ID Inlet & Outlet
BESTFIT TRUCK PARTS
$113.9916.5 Inch Galvanized Resonator Muffler, 9 Inch Body Diameter * High Quality Resonator Muffler * Galvanized* 10 Inch Body Length * 16.5 Inch Overall Length * 9 Inch Body Diameter * 4 Inch ID Inlet * 4 Inch ID Outlet* Sold Individually* Warranty On...$113.99 -
Galvanized 10 Inch Muffler, 4 Inch Inlet, 5 Inch Outlet
BESTFIT TRUCK PARTS
$248.99Muffler Replaces OE Numbers 1518317C1 And 1518317C2 * High Quality Muffler* Galvanized * Dimensions:- 10 Inch Diameter - 44 1/2 Inch Length - 51 Inch Overall Length- 4 Inch ID Inlet- 5 Inch ID Outlet* Sold Individually * Warranty On Mufflers Against...$248.99 -
10 X 51.5 Inch Performance Sport Muffler
PITTSBURGH POWER
$269.99Pittsburgh Power Performance Sport MufflerThis high quality 10 X 51.5 inch heavy duty performance sport muffler can give up to an additional 50 horsepower and an improved response. The muffler uses acoustic louver sound dampening, can lower exhaust gas...$269.99 -
BESTfit 5 X 18 Inch 16 Gauge Aluminized Steel Internal Muffler
BESTFIT TRUCK PARTS
$74.99BESTfit 5 X 18 Inch 16 Gauge Aluminized Steel Internal Muffler * High Quality Internal Muffler* Aluminized Steel* 16 Gauge* Dimensions- 5 Inch Diameter- 18 Inch Length* Works Well With 36 Inch Stacks* Hardware Not Included* Sold Individually* Warranty On...$74.99 -
BESTfit 4 X 18 Inch 16 Gauge Aluminized Steel Internal Muffler
BESTFIT TRUCK PARTS
$62.99BESTfit 4 X 18 Inch 16 Gauge Aluminized Steel Internal Muffler * High Quality Internal Muffler* Aluminized Steel * 16 Gauge* Dimensions- 4 Inch Diameter- 18 Inch Length* Works Well With 36 Inch Stacks* Hardware Not Included* Sold Individually* Warranty...$62.99 -
BESTfit 4 Inch In X 5 Inch Out X 8 X 21 Inch Aluminized Steel Type 1 Muffler
BESTFIT TRUCK PARTS
$137.99BESTfit 4 Inch In X 5 Inch Out X 8 X 21 Inch Aluminized Steel Type 1 Muffler * High Quality Muffler* Aluminized Steel* Dimensions- 4 Inch Inside Diameter- 5 Inch Inside Diameter- 8 Inch Body Diameter- 15 Inch Body Length- 21 Inch Over All Length* Angle...$137.99 -
BESTfit 8 X 30 Inch OAL Exhaust Muffler With 5 Inch I.D. Inlet & Outlet
BESTFIT TRUCK PARTS
$151.99BESTfit Muffler 8 Inch Diameter * High Quality Muffler* Aluminized* Dimensions- 8 Inch Diameter- 5 Inch I.D. Inlet/Outlet- 24 Inch Length Body- 30 Inch Length Overall* Sold Individually* Warranty On Mufflers Against Defects In Workmanship & Material From...$151.99