Peterbilt 389 Glider DPF & Mufflers
Limit the amount of noise your exhaust system makes with an upgraded Peterbilt 389 Glider aftermarket muffler. We carry top-notch mufflers with a huge selection of sizes and styles to ensure you find the perfect muffler. Elite Trucks Accessories has you covered with the perfect aftermarket muffler for your semi truck and budget
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On Sale
BESTfit 10 X 30 Inch Performance Shorty Muffler
BESTFIT TRUCK PARTS
Now: $152.14Was: $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*...Now: $152.14Was: $178.99 -
On Sale
BESTfit 4 Inch In/Out X 8 X 21 Inch Aluminized Steel Type 1 Muffler
BESTFIT TRUCK PARTS
Now: $172.89Was: $181.99BESTfit 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...Now: $172.89Was: $181.99 -
On Sale
BESTfit 5 X 51 Inch Aluminized Steel Exhaust Muffler
BESTFIT TRUCK PARTS
Now: $139.39Was: $163.99BESTfitHeavy Gauge Steel W/ Aluminized Plating OE Style Exhaust Muffler * High Quality Exhaust Muffler* Made Of Steel With Aluminized Plating* Dimensions- Inner Diameter: 5 Inch- Outlet Diameter: 5 Inch- Muffler Body Diameter: 10 Inch- Muffler Body...Now: $139.39Was: $163.99 -
On Sale
Performance Muffler, 10 X 51.5 Inch With 6 Inch In/Out
PITTSBURGH POWER
Now: $284.99Was: $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 *...Now: $284.99Was: $299.99 -
On Sale
BESTfit 8 X 22 Inch Aluminized Muffler
BESTFIT TRUCK PARTS
Now: $114.74Was: $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...Now: $114.74Was: $134.99 -
On Sale
BESTfit 9 X 12 Inch Short Galvanized Exhaust Muffler
BESTFIT TRUCK PARTS
Now: $72.24Was: $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...Now: $72.24Was: $84.99 -
On Sale
Galvanized Type 1 Resonator Muffler W/ 4 Inch ID Inlet & Outlet
BESTFIT TRUCK PARTS
Now: $118.74Was: $124.9916.5 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...Now: $118.74Was: $124.99 -
On Sale
10 X 51.5 Inch Performance Sport Muffler
PITTSBURGH POWER
Now: $256.49Was: $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...Now: $256.49Was: $269.99 -
On Sale
Stainless Steel Exhaust Shield Filler Trim For Peterbilt 378, 379, 388, 389, 389 Glider
ROADWORKS
Now: $113.04Was: $132.99Stainless Steel Filler Trim For Exhaust Shields Fills Gap Between Back End Exhaust Shield & Front Edge Of Sleeper Give your truck a finishing touch with these stack guard filer trims. This trim fills the gap between the back end of the exhaust shield and...Now: $113.04Was: $132.99 -
On Sale
16 Gauge SS Full DPF Cover For Peterbilt 389, 389 Glider
TWELVE GAUGE
Now: $803.24Was: $944.99Single Piece Stainless Steel DPF Cover By 12 Gauge * High Quality DPF Cover* Stainless Steel* 16 Gauge* Covers Lid, Sides, And Gusset* 1 Piece* Sold Individually* Warranty On DPF Covers Against Defects In Workmanship & Material From Date Of Purchase***...Now: $803.24Was: $944.99 -
On Sale
BESTfit 8 Inch OD X 45 Inch VK Internal Muffler Pipe
BESTFIT TRUCK PARTS
Now: $662.14Was: $696.99BESTfit 8 Inch OD X 45 Inch VK Internal Muffler PipeEnhance your vehicle's exhaust system with our premium Muffler, meticulously crafted to deliver superior performance and sound control. Featuring substantial dimensions of 8 inches in diameter and 45...Now: $662.14Was: $696.99 -
On Sale
BESTfit 7 Inch OD X 45 Inch VK Internal Muffler Pipe
BESTFIT TRUCK PARTS
Now: $824.59Was: $867.99BESTfit 7 Inch OD X 45 Inch VK Internal Muffler PipeElevate your vehicle's performance with our top-of-the-line Muffler, designed to deliver unparalleled sound control and airflow optimization. Featuring a generous 7-inch diameter and a 45-inch length,...Now: $824.59Was: $867.99