Peterbilt 387 DPF & Mufflers
Find the best selection of top-notch aftermarket mufflers for your Peterbilt 387 at 4 State Trucks. Shop for custom, chrome, and aftermarket mufflers in a variety of styles and sizes. We carry everything you need to keep your exhaust system running in tip-top shape at 4 State Trucks.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
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: -
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
9 Inch Diameter Short Galvanized Exhaust Muffler 5 ID / 5 ID X 12 Inch Body Length by BESTfit
BESTFIT TRUCK PARTS
$94.99BESTfit 9 x 12 Inch Muffler W/ 5 Inch ID Inlet & OutletTransform your truck's exhaust system with the BESTfit 9 X 12 Inch Short Galvanized Exhaust Muffler, featuring a 5 Inch ID inlet and outlet for...09-080201- SKU:
- 09-080201
- Truck Class:
- Universal
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Galvanized
- Diameter Options:
- 9 Inch
- Length Options:
- 12 Inch
- Product Type:
- Exhaust
- Ready To Ship:
- Yes
$94.99Qty in Cart: 0Price:$94.99Subtotal: -
BESTfit 6 Inch Diameter Quiet Performance Muffler 4 ID / 5 ID X 29 Inch OAL
BESTFIT TRUCK PARTS
$1,064.99BESTfit 6 X 29 Inch Aluminized Steel Quiet Performance Muffler W/ 4 Inch Inlet, 5 Inch OutletElevate your driving experience with the BESTfit 6 X 29 Inch Aluminized Steel Quiet Performance Muffler...09-080200013- SKU:
- 09-080200013
- Truck Class:
- Universal
- Diameter Options:
- 5 Inch
- Length Options:
- 29 Inch
- Material Options:
- Aluminized Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
$1,064.99Qty in Cart: 0Price:$1,064.99Subtotal: -
BESTfit 6 Inch Diameter Quiet Performance Muffler 4 ID / ID X 29 Inch OAL
BESTFIT TRUCK PARTS
$622.99BESTfit 6 X 29 Inch Aluminized Steel Quiet Performance Muffler W/ 4 Inch Inlet/OutletDiscover the ultimate solution for a quieter ride with the BESTfit 6 X 29 Inch Aluminized Steel Quiet Performance...09-080200012- SKU:
- 09-080200012
- Diameter Options:
- 4 Inch
- Truck Class:
- Universal
- Length Options:
- 29 Inch
- Material Options:
- Aluminized Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
$622.99Qty in Cart: 0Price:$622.99Subtotal: -
BESTfit 8 OD X 45 Inch VK Internal Muffler Pipe
BESTFIT TRUCK PARTS
$696.99BESTfit 8 Inch OD X 45 Inch VK Internal Muffler PipeTransform your vehicle's exhaust system with the BESTfit 8 Inch OD X 45 Inch VK Internal Muffler Pipe, the ultimate solution for drivers seeking...09-080200011- SKU:
- 09-080200011
- Truck Class:
- Universal
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Length Options:
- 45 Inch
- Diameter Options:
- 8 Inch
- Product Type:
- Exhaust
$696.99Qty in Cart: 0Price:$696.99Subtotal: -
BESTfit 7 OD X 45 Inch VK Internal Muffler Pipe
BESTFIT TRUCK PARTS
$867.99BESTfit 7 Inch OD X 45 Inch VK Internal Muffler PipeEnhance your truck's exhaust system with the BESTfit 7 Inch OD X 45 Inch VK Internal Muffler Pipe, a solution designed for superior performance...09-080200010- SKU:
- 09-080200010
- Truck Class:
- Universal
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Diameter Options:
- 7 Inch
- Length Options:
- 45 Inch
- Product Type:
- Exhaust
$867.99Qty in Cart: 0Price:$867.99Subtotal: -
BESTfit 6 OD X 45 Inch VK Internal Muffler Pipe
BESTFIT TRUCK PARTS
$928.99BESTfit 6 Inch OD X 45 Inch VK Internal Muffler PipeIntroducing the BESTfit 6 Inch OD X 45 Inch VK Internal Muffler Pipe, the ultimate upgrade for your truck's exhaust system. Constructed from...09-080200009- SKU:
- 09-080200009
- Truck Class:
- Universal
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Length Options:
- 45 Inch
- Diameter Options:
- 6 Inch
- Product Type:
- Exhaust
$928.99Qty in Cart: 0Price:$928.99Subtotal: -
BESTfit 5 OD X 45 Inch VK Internal Muffler Pipe
BESTFIT TRUCK PARTS
$775.99BESTfit 5 Inch OD X 45 Inch VK Internal Muffler PipeElevate your truck's exhaust system with the BESTfit 5 Inch OD X 45 Inch VK Internal Muffler Pipe, an upgrade designed for superior performance and...09-080200008- SKU:
- 09-080200008
- Truck Class:
- Universal
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Diameter Options:
- 5 Inch
- Length Options:
- 45 Inch
- Product Type:
- Exhaust
$775.99Qty in Cart: 0Price:$775.99Subtotal: -
BESTfit 5 OD X 18 Inch Aluminized Internal Muffler / Baffle -16 Gauge
BESTFIT TRUCK PARTS
$79.99BESTfit Type 1 A 16 Gauge Aluminized Steel Internal MufflerThis high-performance internal muffler is designed for 36-inch straight stacks, fitting into the bottom for efficient operation on older...09-080200006- SKU:
- 09-080200006
- Diameter Options:
- 5 Inch
- Truck Class:
- Universal
- Length Options:
- 18 Inch
- Material Options:
- Aluminized Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
- Ready To Ship:
- Yes
$79.99Qty in Cart: 0Price:$79.99Subtotal: -
BESTfit 4 X 18 Inch Aluminized Steel Internal Muffler 16 Gauge
BESTFIT TRUCK PARTS
$66.99BESTfit Internal Exhaust Baffle TubeExperience the superior quality of the BESTfit 4 X 18 Inch 16 Gauge Aluminized Steel Internal Muffler from 4 State Trucks. This premium internal muffler, made from...09-080200005- SKU:
- 09-080200005
- Truck Class:
- Universal
- Diameter Options:
- 4 Inch
- Length Options:
- 18 Inch
- Material Options:
- Aluminized Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
- Ready To Ship:
- Yes
$66.99Qty in Cart: 0Price:$66.99Subtotal: -
BESTfit 8 Inch Diameter Powerflow Muffler Type 1 4 ID / ID X 21 Inch OAL
BESTFIT TRUCK PARTS
$181.99BESTfit 4 Inch In/Out X 8 X 21 Inch Aluminized Steel Type 1 MufflerDiscover the superior performance of the BESTfit 4 Inch In/Out X 8 X 21 Inch Aluminized Steel Type 1 Muffler, designed for those who...09-080200004- SKU:
- 09-080200004
- Truck Class:
- Universal
- Diameter Options:
- 4 Inch
- Length Options:
- 21 1/2 Inch
- Material Options:
- Aluminized Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
$181.99Qty in Cart: 0Price:$181.99Subtotal: -
BESTfit 8 Inch Diameter Muffler Type 1 4 ID / 5 ID X 21 Inch OAL
BESTFIT TRUCK PARTS
$145.99BESTfit 4 Inch In X 5 Inch Out X 8 X 21 Inch Aluminized Steel Type 1 MufflerBoost your truck's exhaust performance with the BESTfit 4 Inch In X 5 Inch Out X 8 X 21 Inch Aluminized Steel Type 1...09-080200003- SKU:
- 09-080200003
- Diameter Options:
- 5 Inch
- Truck Class:
- Universal
- Length Options:
- 21 Inch
- Material Options:
- Aluminized Steel
- Make:
- Universal Items
- Style Options:
- Angled
- Product Type:
- Exhaust
$145.99Qty in Cart: 0Price:$145.99Subtotal: -
10 Inch Diameter Performance Muffler 6 ID / 6 ID X 51.5 Inch OAL
PITTSBURGH POWER
$305.99High Performance Muffler Increases Horsepower, Mileage & Reduces Back PressureThe Performance Muffler, measuring 10 inches by 51.5 inches and featuring a 6-inch inlet and outlet, is designed to...09-080200001- SKU:
- 09-080200001
- Diameter Options:
- 6 Inch
- Truck Class:
- Universal
- Location:
- Made In USA
- Material Options:
- Steel
- Make:
- Universal Items
- Length Options:
- 51 1/2 Inch
- Product Type:
- Exhaust
- Ready To Ship:
- Yes
$305.99Qty in Cart: 0Price:$305.99Subtotal: -
BESTfit 11 Inch Diameter Muffler 5 ID / ID X 61.5 OAL For Peterbilt 387
BESTFIT TRUCK PARTS
$389.99BESTfit Muffler 55 Inch X 11 InchThis high quality 55 X 11 inch muffler fits Peterbilt 387 and Kenworth T2000 models. The muffler has an overall 5 inch ID and comes with a 1 year warranty.* High...01-080202- SKU:
- 01-080202
- Diameter Options:
- 5 Inch
- Truck Class:
- Heavy Duty
- Material Options:
- Steel
- Make:
- Peterbilt
- Finish Options:
- Chrome-Plated
- Length Options:
- 61 1/2 Inch
- Product Type:
- Exhaust
- Ready To Ship:
- Yes
$389.99Qty in Cart: 0Price:$389.99Subtotal:
