Peterbilt 357/378 Elbows, Piping & Comp.
Make upgrading your exhaust system a breeze with aftermarket universal elbows, piping and components for your Peterbilt 378. Find the perfect custom, chrome, and aftermarket exhaust pipes. Upgrade your Peterbilt exhaust without breaking the bank at 4 State Trucks.
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Heavy Duty Diesel Oxidation Catalyst, Replaces 2888262NX For Cummins ISX 15.0L
DAYTON / DORMAN
$3,414.99Heavy Duty Diesel Oxidation Catalyst * High Quality Diesel Oxidation Catalyst* Includes:- 1 Diesel Oxidation Filter- 2 Gaskets* Natural Color* Regular Grade * Standard Replacement* Not For Sale In California* Sold Individually* Warranty On Diesel...$3,414.99 -
Exhaust Flex Bellows Kit Replaces M66-3541, M66-4111 For Peterbilt & Kenworth
DAYTON / DORMAN
$570.99Exhaust Pipe Bellow Kit * High Quality Exhaust Bellows Kit* Metal Material* 3.5 Inch Inside Diameter* 12.5 Inch Length- 1 Exhaust Bellow- 2 Clamps- 2 Gaskets* Sold As Kit* Warranty On Exhaust Bellows Kit Against Defects In Workmanship & Material From...$570.99 -
Chrome 90 Degree Exhaust Elbow, 7 Inch OD To 5 Inch ID
BESTFIT TRUCK PARTS
$645.9916 Inch End To End 90 Degree Chrome Elbow * High Quality Elbow* Chrome-Plated * 7 Inch OD * 5 Inch ID* 90 Degree* With 16 Inch End To End Measurement Both Horizontally And Vertically* 16 Gauge* Sold Individually* Warranty On Elbows Against Defects In...$645.99 -
BESTfit Aluminized 5 ID X 51 In. Straight Muffler Eliminator Pipe
BESTFIT TRUCK PARTS
$142.995 ID x 51 Inch Muffler EliminatorCheck out this BESTfit muffler eliminator pipe from 4 State Trucks! Made of durable aluminized steel, this pipe fits in place of a standard muffler. It has a 5 inch inside diameter and is 51 inches long. Upgrade today for...$142.99 -
Chrome Exhaust Spool 7 x 48 Inch Non Quiet
LINCOLN CHROME
$449.99Lincoln Chrome Exhaust Spool Chrome Plated Steel * Made Of High Quality Chrome-Plated Steel* 7 Inch OD - Spool* 48 Inch Height* Sold Individually* Made In USA* Warranty On Spools Against Defects In Workmanship & Material From Date Of Purchase*** High...$449.99 -
6 To 5 Inch 90 Degree 23 X 23 Inch Chrome Exhaust Elbow With Tapered Top
LINCOLN CHROME
$469.99Lincoln Chrome Elbow 90 Degree With Tapered Top Chrome Plated Steel * High Quality Elbow* Made Of Chrome-Plated Steel* 6 Inch OD * 90 Degree Universal Elbow* With Tapered Top For OD Stacks* Leg Length- 23 Inch Upper- 23 Inch Lower* Bottom Reduces to 5...$469.99 -
6 To 5 Inch 90 Degree 15 X 15 Inch Chrome Exhaust Elbow With Tapered Top
LINCOLN CHROME
$469.99Lincoln Chrome Elbow 90 Degree With Tapered Top Chrome Plated Steel * High Quality Elbow* Made Of Chrome-Plated Steel* 6 Inch OD * 90 Degree Universal Elbow* With Tapered Top For OD Stacks* Leg Length- 15 Inch Upper- 15 Inch Lower* Bottom Reduces To 5...$469.99 -
Chrome Exhaust Spool 7 x 52 Inch Non Quiet
LINCOLN CHROME
$499.99Lincoln Chrome Exhaust Spool Chrome Plated Steel * High Quality Spool* Made Of Chrome-Plated Steel* 7 Inch OD - Spool* 52 Inch Length * Made In USA* Sold Individually* Warranty On Spools Against Defects In Workmanship & Material From Date Of Purchase***...$499.99 -
Chrome 6 X 48 Inch Tapered Top Exhaust Spool
LINCOLN CHROME
$339.99Tapered Top Exhaust Spool * Made Of High Quality Chrome-Plated Steel* 6 Inch Diameter* 48 Inch Length* Sold Individually* Made In North America* Warranty On Exhaust Spools Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$339.99 -
Chrome 8 X 55 Inch Tapered Top Exhaust Quiet Spool
LINCOLN CHROME
$685.99Lincoln Chrome Exhaust Quiet Spool * High Quality Exhaust Quiet Spool* With Tapered Top* Made Chrome-Plated Steel* 8 Inch Diameter* 55 Inch Length* Sold Individually* Made In North America* Warranty On Exhaust Spools Against Defects In Workmanship &...$685.99 -
Chrome 8 X 52 Inch Tapered Top Exhaust Quiet Spool
LINCOLN CHROME
$685.99Lincoln Chrome Exhaust Quiet Spool * High Quality Exhaust Quiet Spool* With Tapered Top* Made Chrome-Plated Steel* 8 Inch Diameter* 52 Inch Length* Sold Individually* Made In North America* Warranty On Exhaust Spools Against Defects In Workmanship &...$685.99 -
Chrome 8 X 48 Inch Tapered Top Exhaust Quiet Spool
LINCOLN CHROME
$704.99Lincoln Chrome Exhaust Quiet Spool * High Quality Exhaust Quiet Spool* With Tapered Top* Made Chrome-Plated Steel* 8 Inch Diameter* 48 Inch Length* Sold Individually* Made In North America* Warranty On Exhaust Spools Against Defects In Workmanship &...$704.99