International ProStar DPF & Mufflers
Maintain smooth driving performance with a top-notch muffler for your International Prostar. Shop our selection of custom and aftermarket mufflers from the most reliable brands. Explore your options for aftermarket mufflers at 4 State Trucks.
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BESTfit 11 Inch Diameter Muffler With 3 ID / 4 ID X 41.75 Inch OAL
BESTFIT TRUCK PARTS
$267.9911 Inch Diameter Aluminized Steel Muffler With 3 ID / 4 ID X 41.75 Inch OAL By BESTfitKeep your truck running efficiently with the BESTfit 11 Inch Diameter Muffler. Made of aluminized steel, this...29-080211- SKU:
- 29-080211
- Length Options:
- 30 Inch
- Diameter Options:
- 11 Inch
- Material Options:
- Aluminized Steel
- Product Type:
- Exhaust
- Make:
- Universal Items
$267.99Qty in Cart: 0Price:$267.99Subtotal: -
BESTfit 10 Inch Diameter Aluminized Type 1 Diesel Muffler With 5 To 6 Inch ID
BESTFIT TRUCK PARTS
$274.99Universal Stainless Steel 5 Inch ID End In - 6 Inch End Out MufflerThe Type 1 diesel full-sized muffler measures 10 inches in diameter and 44.5 inches long. With its 5-inch intake and 6-inch output,...09-08020026- SKU:
- 09-08020026
- Product Type:
- Exhaust
- Material Options:
- Aluminized Steel
- Make:
- Universal Items
- Diameter Options:
- 6 Inch
$274.99Qty in Cart: 0Price:$274.99Subtotal: -
BESTfit 9 Inch Diameter Aluminized Type 1 Muffler With 4 Inch ID / ID
BESTFIT TRUCK PARTS
$206.99Stainless Steel 4 Inch ID End In - End Out Centered Muffler* High Quality Muffler* Aluminized* Dimensions: - 9 Inch Body Diameter - 44.5 Inch Body Length - 51 Inch Overall Length* Made In USA*...09-08020051- SKU:
- 09-08020051
- Product Type:
- Exhaust
- Length Options:
- 51 Inch
- Material Options:
- Aluminized Steel
- Diameter Options:
- 9 Inch
- Make:
- Universal Items
$206.99Qty in Cart: 0Price:$206.99Subtotal: -
BESTfit 9 Inch Diameter Type 1 Muffler With 5 Inch ID / ID
BESTFIT TRUCK PARTS
$184.99Universal Economy Standard Style Muffler* High Quality Muffler* Dimensions: - 5 Inch Id/ID - 9 Inch Body Diameter - 44.5 Inch Body Length - 51 Inch Overall Length* Made In USA* Sold...09-08020052- SKU:
- 09-08020052
- Product Type:
- Exhaust
- Diameter Options:
- 5 Inch
- Length Options:
- 51 Inch
- Make:
- Universal Items
$184.99Qty in Cart: 0Price:$184.99Subtotal: -
9 Inch Diameter Muffler 5 Inch ID / OD X 52 Inch OAL
AFTERMARKET
$270.999 Inch Diameter Stack Muffler With 5 Inch Inlet And Outlet With Interior BaffleExperience quieter, more efficient exhaust with the 9 Inch Diameter Muffler, crafted for heavy-duty trucks that demand...29-08020002- SKU:
- 29-08020002
- Truck Class:
- Heavy Duty
- Material Options:
- Steel
- Length Options:
- 52 Inch
- Make:
- Universal Items
- Product Type:
- Exhaust
$270.99Qty in Cart: 0Price:$270.99Subtotal: -
Galvanized Steel Exhaust Resonator 4 Inch Inlet / Outlet 9 Inch Body
AFTERMARKET
$210.99Galvanized Steel Exhaust Resonator With Interior Baffle DesignImprove your heavy-duty truck's exhaust system with the Galvanized Steel Exhaust Resonator. Its 4-inch inlet and outlet, 9-inch body...09-08020002- SKU:
- 09-08020002
- Material Options:
- Steel
- Truck Class:
- Heavy Duty
- Length Options:
- 16 Inch
- Diameter Options:
- 4 Inch
- Make:
- Universal Items
- Product Type:
- Exhaust
$210.99Qty in Cart: 0Price:$210.99Subtotal: -
Mufflers With Interior Baffles 4 Inch Inlet / Outlet
AFTERMARKET
$271.99 - $389.99Maximize your truck's exhaust performance with these durable Mufflers with Interior Baffles featuring 4-inch inlet and outlet. With options including 9 Inch Diameter x 51 Inch OAL, 10 Inch Diameter x...PPR_298971- SKU:
- PPR_298971
- Truck Class:
- Heavy Duty
- Material Options:
- Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
$271.99 - $389.99Qty in Cart: 0Price:$271.99 - $389.99Subtotal: -
RigMaster Large Muffler For Caterpillar, Perkins Engines
RIGMASTER
$138.99RigMaster Muffler For Large Model - LG6-001* High Quality Muffler * Sold Individually * Warranty On Mufflers Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...LG6001- SKU:
- LG6001
- Truck Class:
- Heavy Duty
- Material Options:
- Rubber
- Make:
- Universal Items
- Product Type:
- Exhaust
$138.99Qty in Cart: 0Price:$138.99Subtotal: -
9 Inch Diameter Galvanized Resonator Muffler Type 1 4 ID / ID X 16.5 Inch OAL
BESTFIT TRUCK PARTS
$124.9916.5 Inch Galvanized Resonator Muffler, 9 Inch Body DiameterUpgrade your exhaust system with this high-quality 16.5 Inch Galvanized Type 1 Resonator Muffler, featuring a 4 Inch ID inlet and outlet...09-080231- SKU:
- 09-080231
- Finish Options:
- Galvanized
- Diameter Options:
- 4 Inch
- Truck Class:
- Heavy Duty
- Material Options:
- Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
$124.99Qty in Cart: 0Price:$124.99Subtotal: -
FREE SHIPPING OVER $249
9 Inch Diameter Muffler 5 ID / 5 ID X 26.50 Inch OAL 87Q-500-674
AUTOMANN USA
$183.995 X 26.5 Inch Galvanized Steel Exhaust Muffler With Interior Baffles And No Divider, Straight Through Design.Optimize your truck's exhaust with the Galvanized 26.5 Inch Exhaust Muffler, featuring a...09-080206- SKU:
- 09-080206
- Diameter Options:
- 9 Inch
- Finish Options:
- Galvanized
- Material Options:
- Steel
- Truck Class:
- Heavy Duty
- Make:
- Universal Items
- Product Type:
- Exhaust
- Length Options:
- 27 Inch
- Ready To Ship:
- Yes
$183.99Qty in Cart: 0Price:$183.99Subtotal: -
On SaleFREE SHIPPING OVER $249
BESTfit Internal Muffler Inserts For 5in, 6in, 7in & 8in Stacks
BESTFIT TRUCK PARTS
$144.49 - $193.99Reduce exhaust noise and extend stack life with BESTfit Internal Muffler Inserts for 5-, 6-, 7-, and 8-inch stacks. Crafted for optimal airflow and precision fit, these inserts replace OEM parts...PPR_894- SKU:
- PPR_894
- Truck Class:
- Universal
- Length Options:
- 39 Inch
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Material Options:
- Steel
- Truck Class:
- Heavy Duty
- Product Type:
- Exhaust
- Diameter Options:
- 7 Inch
- Diameter Options:
- 6 Inch
- Material Options:
- Aluminized Steel
- Diameter Options:
- 5 Inch
- Ready To Ship:
- Yes
$144.49 - $193.99Qty in Cart: 0Price:$144.49 - $193.99Subtotal: -
BESTfit 9 Inch Diameter Muffler With 5 ID / 5 ID X 51 Inch OAL
BESTFIT TRUCK PARTS
$165.99BESTfit 9 Inch Diameter Muffler With 5 Inch Inlet & OutletUpgrade your truck's exhaust system with the BESTfit 9 Inch Diameter Muffler from 4 State Trucks. This high-quality muffler is designed to...29-080201- SKU:
- 29-080201
- Truck Class:
- Heavy Duty
- Diameter Options:
- 9 Inch
- Length Options:
- 51 Inch
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Product Type:
- Exhaust
- Ready To Ship:
- Yes
$165.99Qty in Cart: 0Price:$165.99Subtotal: -
10 Inch Diameter Muffler 5 ID X 51 Inch OAL- Replaces 04-21774-001 by BESTfit
BESTFIT TRUCK PARTS
$117.99BESTfit 10 Inch Diameter Muffler With 5 Inch Inlet & OutletOptimize your exhaust system with the BESTfit 10 Inch Diameter Muffler, featuring a 5-inch inlet and outlet for maximum efficiency. With a...29-080200- SKU:
- 29-080200
- Truck Class:
- Heavy Duty
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Diameter Options:
- 5 Inch
- Length Options:
- 51 Inch
- Product Type:
- Exhaust
- Ready To Ship:
- Yes
$117.99Qty in Cart: 0Price:$117.99Subtotal: -
FREE SHIPPING OVER $249
8 Inch Diameter Muffler 5 ID / ID X 30 Inch OAL by BESTfit
BESTFIT TRUCK PARTS
$161.99BESTfit Muffler 8 Inch DiameterThe BESTfit 8 X 30 Inch OAL Exhaust Muffler is an exceptional choice for drivers looking to enhance their truck's exhaust with added performance and durability. Made...09-080230- SKU:
- 09-080230
- Diameter Options:
- 8 Inch
- Truck Class:
- Universal
- Material Options:
- Aluminized Steel
- Make:
- Universal Items
- Length Options:
- 30 Inch
- Product Type:
- Exhaust
- Ready To Ship:
- Yes
$161.99Qty in Cart: 0Price:$161.99Subtotal: -
FREE SHIPPING OVER $249
BESTfit Alumnzd Steel Muffler 8 Inch Diameter W/ 5 Inch ID Inlet/Outlet
BESTFIT TRUCK PARTS
$143.99Muffler 8 Inch Diameter Alumnzd Steel W/ 5 Inch ID Inlet/OutletThe BESTfit 8 X 22 Inch Aluminized Steel Muffler offers an exceptional blend of durability and performance for your truck's exhaust...09-080229- SKU:
- 09-080229
- Diameter Options:
- 8 Inch
- Truck Class:
- Universal
- Material Options:
- Aluminized Steel
- Make:
- Universal Items
- Length Options:
- 22 Inch
- Product Type:
- Exhaust
- Ready To Ship:
- Yes
$143.99Qty in Cart: 0Price:$143.99Subtotal: -
10 Inch Diameter Performance Sport Muffler 5 ID / ID X 51.5 Inch
PITTSBURGH POWER
$275.99Pittsburgh Power Performance Sport MufflerElevate your truck's performance with the Pittsburgh Power Performance Sport Muffler, designed to enhance power and efficiency. With its substantial size and...09-080220- SKU:
- 09-080220
- Truck Class:
- Universal
- Diameter Options:
- 10 Inch
- Location:
- Made In USA
- Material Options:
- Steel
- Make:
- Universal Items
- Length Options:
- 51 1/2 Inch
- Product Type:
- Exhaust
$275.99Qty in Cart: 0Price:$275.99Subtotal: -
10 Inch Diameter Performance Muffler 51.5 Inch OAL by BESTfit
BESTFIT TRUCK PARTS
$199.99BESTfit 51.5 Inch Performance Sport MufflerExperience enhanced performance and power with the BESTfit 51.5 Inch Performance Sport Muffler, meticulously designed to meet the demands of...09-080208- SKU:
- 09-080208
- Truck Class:
- Universal
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Length Options:
- 51 Inch
- Product Type:
- Exhaust
- Ready To Ship:
- Yes
$199.99Qty in Cart: 0Price:$199.99Subtotal: -
FREE SHIPPING OVER $249
10 Inch Diameter Performance Shorty Muffler 5 Inch ID / ID X 30 Inch OAL by BESTfit
BESTFIT TRUCK PARTS
$198.99BESTfit 30 Inch Performance Shorty MufflerEnhance your truck's performance with the BESTfit 10 X 30 Inch Performance Shorty Muffler, engineered for maximum efficiency and power. This high-quality...09-080207- SKU:
- 09-080207
- Truck Class:
- Universal
- Material Options:
- Steel
- Make:
- Universal Items
- Length Options:
- 30 Inch
- Diameter Options:
- 5 Inch
- Product Type:
- Exhaust
$198.99Qty in Cart: 0Price:$198.99Subtotal: -
6 Inch Diameter Chrome Steel Muffler 5 ID / 6 ID X 51 Inch OAL by BESTfit
BESTFIT TRUCK PARTS
$566.99BESTfit Chrome Steel Exhaust Muffler W/ Internal Louvered CoreElevate your truck's exhaust with the BESTfit Chrome Steel Muffler, a masterpiece of engineering and design. This top-of-the-line muffler...09-080205- SKU:
- 09-080205
- Diameter Options:
- 6 Inch
- Truck Class:
- Universal
- Length Options:
- 51 Inch
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Product Type:
- Exhaust
- Ready To Ship:
- Yes
$566.99Qty in Cart: 0Price:$566.99Subtotal: -
BESTfit 6 Inch Round Chrome Muffler 6 ID x 51 Inch OAL
BESTFIT TRUCK PARTS
$586.99BESTfit Chrome Exhaust MufflerUpgrade your truck's exhaust with the luxurious BESTfit 51 Inch Chrome Muffler, designed with a 6 Inch Inlet & Outlet from 4 State Trucks. Made of premium chrome-plated...09-080204- SKU:
- 09-080204
- Truck Class:
- Universal
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Length Options:
- 51 Inch
- Diameter Options:
- 6 Inch
- Product Type:
- Exhaust
$586.99Qty in Cart: 0Price:$586.99Subtotal:
