Semi-Truck Exhaust Parts
Discover an extensive selection of top-quality semi-truck exhaust parts at 4 State Trucks to elevate your rig's style and performance. Whether you're seeking exhaust pipes, clamps, reducers, couplers, or sleek exhaust tips, we've got you covered with durable products from leading manufacturers like Dynaflex and Lincoln Chrome. Our premium aftermarket exhaust components are designed to leave a lasting impression on the road, allowing you to customize your truck to perfection. Elevate your truck's style and performance with 4 State Trucks' premium aftermarket exhaust components.
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BESTfit 10 X 15 X 44 Inch Oval Muffler 5 Inch Inlet & 6 Inch Outlet For International 9000 Series
BESTFIT TRUCK PARTS
$455.99BESTfit Oval Muffler Fits International Fits International 9200, 9400 & 9900 * High Quality Muffler* Made Of Aluminized Steel * Size 10 Inch Tall X 15 Inch Wide X 44 Inch Body Length* Inlet - 5 Inch I.D.* Outlet - 6 Inch I.D.* 48 Inch Length Overall*...$455.99 -
BESTfit 18 Inch Wrap Clamps - Pack Of 2
BESTFIT TRUCK PARTS
$19.37BESTfit Wrap ClampsIntroducing our Clamps, designed to make the installation of heat wrap and sleeves a breeze! With a convenient length of 18 inches, these clamps provide ample coverage for securing your heat management solutions in place. The best...$19.37 -
BESTfit 2 Inch Wide Heat Wrap - 50 Foot Roll
BESTFIT TRUCK PARTS
$119.99BESTfit Heat Wrap For Bare PipesIntroducing our Heat Wrap, a versatile solution for managing heat in various applications. Measuring 2 inches wide and coming in a 50-foot roll, it offers ample coverage for your needs. This heat wrap effectively reduces...$119.99 -
BESTfit DPF 5 X 12 Inch Bead Flex Connector W/ Flange Replaces 21051403 For Volvo & Mack
BESTFIT TRUCK PARTS
$470.99BESTfit 12 Inch Long DPF Flex Connector W/ 5 Inch Flange EndsIntroducing our premium Connector, meticulously crafted in the USA to exacting standards. This aftermarket replacement part features a 5-inch flange by 5-inch flange design and measures 12...$470.99 -
BESTfit DPF 4 X 15.5 Inch Flex Connector W/ Flange For Freightliner Cascadia, Columbia, Coronado
BESTFIT TRUCK PARTS
$773.99BESTfit DPF Flexible Exhaust Connector, Replaces A04-25922-018Introducing our DPF Flexible Exhaust Connector, meticulously crafted in the USA to ensure top-notch quality and performance. Featuring a 4.000-inch flanged inlet and a 5.000-inch flanged...$773.99 -
BESTfit DPF 5 X 18 Inch Flex Connector Replaces A04-27334-018 For Freightliner & Western Star
BESTFIT TRUCK PARTS
$1,003.99BESTfit Exhaust Flexible Connector fits Freightliner and Western Star 5 X 18Introducing our DPF Flexible Exhaust Connector, proudly made in the USA to meet the standards of quality and performance. With a 5.000-inch inner diameter inlet and a flanged...$1,003.99 -
BESTfit 5 X 15.5 Inch Flex Connector Pipe W/ Flange & Band Clamps Replaces A04-258522-018 For Freightliner & Western Star
BESTFIT TRUCK PARTS
$464.99BESTfit Stainless Steel Exhaust Flexible Connector W/ V Band Clamps, Replaces A04-258522-018Introducing our DPF Flexible Exhaust Connector, expertly engineered and manufactured in the USA to ensure top-notch performance. With a 5.000-inch flanged inlet...$464.99 -
BESTfit 2.5 X 14.75 Inch Flex Connector W/ Flange Replaces M666559 For Kenworth & Peterbilt
BESTFIT TRUCK PARTS
$147.99SS 12 3/4 Inch DPF Flex ConnectorPresenting our Connector, meticulously crafted in the USA to meet your vehicle's needs. With a 2.5-inch flange by 2.5-inch flange, compressed to 12.750 inches, this aftermarket replacement part ensures a precise fit in...$147.99 -
BESTfit 5 Inch X 14.5 Inch Bead Flex Connector W/ Flange Replaces M6665420335 For Kenworth & Peterbilt
BESTFIT TRUCK PARTS
$272.99BESTfit Stainless Steel 14.5 Inch Long DPF Flex Connector PipeIntroducing our Flex Connector, crafted in the USA with precision and care. This aftermarket replacement part boasts a 5-inch flange by 5-inch flange, compressed to 14.500 inches, ensuring a...$272.99 -
BESTfit 5 X 11.375 Inch Bead Flex Connector W/ Flange Replaces M6665420320 For Kenworth & Peterbilt
BESTFIT TRUCK PARTS
$215.99SS DPF Bead Flex Connector PipeOur Flex Connector, proudly made in the USA, features a 5-inch flange by 5-inch flange, compressed to 11.375 inches. Sold individually as an aftermarket replacement part, it ensures a secure fit in your exhaust system,...$215.99 -
BESTfit 4 X 14.25 Inch Flex Connector Replaces M66-65410-405 & M66-7091-0405 For Kenworth & Peterbilt
BESTFIT TRUCK PARTS
$272.99BESTfit Stainless Steel 14.25 Inch Long DPF Flex Connector W/ 4 Inch FlangeOur Exhaust Connector is engineered in the USA to meet your needs. With dimensions of 4 inches flange by 4 inches flange, compressed to 14.250 inches, it ensures a secure fit in...$272.99 -
BESTfit 4 X 12.25 Inch Flex Connector W/ Flange Replaces M6665410335 & M6670910335 For Kenworth & Peterbilt
BESTFIT TRUCK PARTS
$256.99BESTfit Stainless Steel 12.25 Inch Long DPF Flex Connector W/ 4 Inch FlangeCrafted in the USA, our Stainless Steel Flex Connector offers durability and reliability for your needs. With dimensions of 4 inches flange by 4 inches flange, compressed to 12...$256.99