Peterbilt Exhaust
Upgrade your big rig with premium Peterbilt exhaust systems from 4 State Trucks. Our extensive collection of Peterbilt semi truck exhaust components delivers the perfect blend of performance and style. From chrome stacks to high-flow mufflers, we offer everything to enhance your Peterbilt exhaust setup. Improve fuel efficiency, reduce backpressure, and turn heads with our top-quality Peterbilt exhaust solutions. Whether you're after a subtle upgrade or a complete custom overhaul, 4 State Trucks has the Peterbilt exhaust options to make your truck rumble with power and pride on the open road.
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BESTfit Muffler Insert For 6 Inch Stacks
BESTFIT TRUCK PARTS
$165.99BESTfit 6 Inch Stack Muffler InsertLet Elite Truck Accessorieshelp you reduce the high pitch, harsh tones that can be found in a diesel exhaust with this quality Exhaust Muffler Insert. Fit snugly into the base of a 6 inch O.D. stack, it can reduce...$165.99 -
5 Inch Stainless Steel Cab Exhaust Clamp For Peterbilt
UNITED PACIFIC
$27.49SS 5 Inch Diameter Exhaust Clamp * High Quality Cab Exhaust Clamp* Made Of 304 Stainless Steel* For 5 Inch Diameter Clamp* Highly Polished* Sold Individually* Warranty On Cab Exhaust Clamps Against Defects In Workmanship & Material From Date Of...$27.49 -
BESTfit Muffler Insert For 5 Inch Stacks
BESTFIT TRUCK PARTS
$159.99BESTfit 5 Inch Stack Muffler InsertLet Elite Truck Accessorieshelp you reduce the high pitch, harsh tones that can be found in a diesel exhaust with this quality Exhaust Muffler Insert. Fit snugly into the base of a 5 inch O.D. stack, it can reduce...$159.99 -
7 Inch Chrome Plated SS Wide Straight Exhaust Mounting Bracket For Peterbilt 377, 378, 379, 386, 388, 389
LINCOLN CHROME
$147.997 Inch Dia. Chrome Plated Stainless Steel Wide Style Exhaust Mounting Clamp By Lincoln ChromeSecure 7-inch diameter exhaust pipes with the durable 3 inch wide Lincoln Chrome exhaust band clamp. Made of chrome-plated stainless steel, it ensures sturdy...$147.99 -
Exhaust Heat Shield Mounting Clamp Replaces 14-14695 For Peterbilt 377, 378, 379 & 386
AUTOMANN USA
$46.22Mount Clamp For Exhaust Shield Fits Peterbilt 377, 378, 379 & 386 * High Quality Mounting Clamp* Position - Driver Or Passenger Side – Center Or Upper* Fits 10 Inch Diameter Muffler * Clamp For Mounting Exhaust Heat Shield To Muffler* Sold Individually**...$46.22 -
TPHD 6 Inch Narrow Chrome-Plated Exhaust Clamp For Peterbilt 359, 377, 378 & 379
TPHD
$19.476 Inch Narrow Chrome-Plated Exhaust Clamp For PeterbiltUpgrade your exhaust system with this aftermarket 6-inch Exhaust Clamp. Made of durable 304 stainless steel, this clamp ensures corrosion resistance and longevity. Its narrow style and two-bolt...$19.47 -
SS 8 Inch Exhaust Straight Band Clamp For Peterbilt 377, 378, 379, 386, 388, 389
UNITED PACIFIC
$83.02Peterbilt 8 Inch Wide Style Exhaust Mounting ClampUpgrade your clamping system with these stainless steel clamps, designed for durability and performance. With an 8-inch diameter and wide style, these clamps provide secure fastening for various...$83.02 -
Peterbilt 375, 377, 378, 379, 386, 388, 389 BESTfit Stainless Steel Lower Cab Exhaust Bracket
BESTFIT TRUCK PARTS
$37.99BESTfit 304 Stainless Steel Straight Exhaust Cab Bracket For PeterbiltThis aftermarket replacement part is a stainless steel component designed for the lower cab. It includes brackets with rubber gaskets and is compatible with wide band clamps. It is...$37.99 -
BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 18 Inch Length W/ Outside Diameter Inlet-Plain
BESTFIT TRUCK PARTS
$65.99BESTfit 5 Inch Chrome 18 Inch Curve Turn Out Exhaust Stack With Plain Inlet - O.D. Upgrade the exhaust system to your truck with the BESTfit Curve Turn Out Exhaust Stack. Made from high-quality chrome-plated steel, this 18 inch long exhaust stack...$65.99 -
Chrome 58 Degree Exhaust Elbow, 8 To 5 Inch Od, Replaces OEM # 14-13056Cp
UNITED PACIFIC
$333.99Peterbilt 379 Chrome 58 Degree Angled Exhaust Elbow With 8 Inch To 5 Inch OD * High Quality Exhaust Elbow* Made Of Aluminized Steel * For Excellent Rust Resistance* Design For Connecting An Exhaust Pipe With 8 Inch Outside Diameter To Another With 5 Inch...$333.99 -
Chrome Exhaust Heat Shield Mounting Clamp, 5 Inch
BESTFIT TRUCK PARTS
$48.24Chrome Plated 5 Inch Exhaust Heat Shield Mounting Clamp * High Quality Mounting Clamp* Chrome Plated* 5 Inch Diameter* For Exhaust Heat Shield* Made In USA* Sold Individually* Warranty On Mounting Clamps Against Defects In Workmanship & Material From...$48.24 -
BESTfit 10 X 30 Inch Performance Shorty Muffler
BESTFIT TRUCK PARTS
$169.29BESTfit 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...$169.29