Mack RD Truck Universal Elbows, Piping & Comp.
Streamline your exhaust system with Mack RD Model universal elbows, piping, and components. We carry custom, chrome, and aftermarket flex pipes, elbows, couplers, expanders, reducers, y-pipes, and more. Find any and all universal exhaust parts for your Mack RD Model at 4 State Trucks.
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BESTfit 5 Inch Diameter V Band Clamp For Mack RD & R Model
BESTFIT TRUCK PARTS
$28.55BESTfit V Band Clamp 5 Inch Diameter For Mack RD/R ModelEnhance your exhaust system with our V-band clamp! Featuring a 5-inch diameter, this aftermarket replacement part is sold individually, offering a cost-effective solution to secure components in...$28.55 -
5 Inch ID-OD X 6 Inch OAL Aluminized Steel Type A Turbo Pipe With 5.5 Inch Diameter Flange For CAT 3406/C15
AUTOMANN USA
$28.265 Inch ID-OD X 6 Inch OAL Aluminized Steel Type A Turbo Pipe * Turbo OD Universal Turbo Flange * Style A* Made of Aluminized Steel* 5 Inch OD* 6 Inch Length* 5.88 Inch Diameter On Flange* Fits 3406 and C15 CAT * Use With VB-588C V-Band Clamp* Use With...$28.26 -
BESTfit Turbo Pipe Replaces 4ME-4891M For Mack RD
BESTFIT TRUCK PARTS
$252.99BESTfit Turbo Pipe For Mack RDUpgrade your vehicle's turbocharged system with our turbo pipe! This aftermarket replacement part, designed to replace OE number 4ME-4891M, is sold individually. Offering a cost-effective solution, it ensures optimal...$252.99 -
Aluminized Steel Flared Exhaust Adapter 5.72 OD X 6.25 Inch - 41689 For Cummins 855CI W/T50 Turbo
AUTOMANN USA
$23.55Flared Exhaust Adapter Replaces 41689 * High Quality Exhaust Adapter* Aluminized Steel* Dimensions:- 5.00 Inch OD- 5.72 Inch Flange OD- 6.25 Inch Length* Sold Individually* Warranty On Exhaust Adapters Against Defects In Workmanship & Material From Date...$23.55 -
BESTfit 3.5 Inch Diameter X 4 Inch Type A Turbo/Manifold Outlet For 7.3L Powerstroke Engines
BESTFIT TRUCK PARTS
$21.51BESTfit 3.5 X 4 Inch Type A Turbo Manifold Outlet With 4.25 Inch Flange Fits 7.3L Powerstroke EnginesOur Turbo Outlet is engineered with durable aluminized steel, offering resilience against rust and corrosion. With a length of 4 inches, an outer...$21.51 -
BESTfit 4 Inch O.D. Aluminized Steel Exhaust Pipe Replaces 4ME4781 For Mack RD
BESTFIT TRUCK PARTS
$609.99BESTfit 4 Inch O.D. Aluminized Steel Exhaust Pipe Fits Mack RD * High Quality Exhaust Pipe* Aluminized Steel* Dimensions- 4 Inch Diameter- 4 Inch O.D. Diameter* Made in The USA* Sold Individually* Warranty On Exhausts Against Defects In Workmanship &...$609.99 -
BESTfit 4 Inch O.D.-I.D. X 48 Inch 16 Gauge Aluminized Steel Tube
BESTFIT TRUCK PARTS
$82.35BESTfit 4 Inch O.D.-I.D. X 48 Inch 16 Gauge Aluminized Steel TubeIntroducing our Straight Exhaust Tubing, meticulously crafted with Aluminized 12 Gauge Steel, ensuring durability and longevity. With a 4-inch diameter and 48-inch length, it offers...$82.35 -
Herd Road Train Grille Guard Bumper Horizontal Posts For Peterbilt 367, 388, 389 SFA
HERD BUMPERS
$5,937.99Peterbilt 367, 388, 389 SFA Herd Road Train Grille Guard Bumper Horizontal Posts * High Quality Grille Guard* Features:- 4 Fully Boxed In Uprights - 18 Inch Extruded Aero Style Bumper - 3 Inch Horizontal Tubes Side - Without Slam Latch - Without Lift...$5,937.99 -
Aluminized Steel Flared Exhaust Adapter 5.88 OD X 6 Inch - T5886 For Caterpillar 3406, C15
AUTOMANN USA
$25.79Flared Exhaust Adapter Replaces T5886, T588-6, 41655, And P206615 * High Quality Exhaust Adapter* Aluminized Steel* Dimensions:- 5.00 Inch OD- 5.88 Inch Flange OD- 6.00 Inch Length* Flared* Sold Individually* Warranty On Exhaust Adapters Against Defects...$25.79 -
Aluminized Steel Flared Exhaust Adapter 5.88 OD X 3 Inch - TRF-588 For Caterpillar 3406m C15
AUTOMANN USA
$42.83Flared Exhaust Adapter Replaces TRF-588, TRF588, 90854A, 90569A, 41875, And 41689 * High Quality Exhaust Adapter* Aluminized Steel* Dimensions:- 5.00 Inch ID- 5.88 Inch Flange OD- 3.00 Inch Length* Made In USA* Sold Individually* Warranty On Exhaust...$42.83 -
Aluminized Exhaust Pipe, 6 Inch OD x 60 Inch
BESTFIT TRUCK PARTS
$163.9960 Inch Exhaust Pipe With 6 Inch OD * High Quality Exhaust Pipe* Aluminized* 60 Inch X 6 Inch OD* Sold Individually* Warranty On Exhaust Pipes Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part...$163.99 -
Commercial Vehicle Catalytic Converter Security
AFTERMARKET
$167.99Security Shield For Your Catalytic Converter * High Quality Catalytic Converter* Designed With All Stainless Steel Components* Resists Corrosion Despite Being Exposed To The Harshest Of Vehicle Environments* Compatible With Many Vehicle Platforms * The...$167.99