Mack CV/GU Truck Exhaust Parts
Add more chrome to your Mack CV/GU truck with top-notch exhaust stacks with lengths from 12 to 120 inches and an array of top styles including West Coast turn, bull hauler, and curve turn. Explore our elbow, muffler, clamp, and DPF part collections to complete your improvement
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On Sale
BESTfit 5 Inch 90 Degree Aluminized Steel Double Bend Exhaust Pipe Replaces 21732988 For Mack GU813
BESTFIT TRUCK PARTS
Now: $375.24Was: $394.99BESTfit 5 Inch 90 Degree Double Bend Aluminized Steel Exhaust Pipe * High Quality Exhaust Pipe* Aluminized Steel* Dimensions- 5 Inch Diameter- 90 Degree * Double Bend * Made in The USA* Sold Individually* Warranty On Exhausts Against Defects In...Now: $375.24Was: $394.99 -
On Sale
BESTfit 4 Inch ID Inlet X 24 Inch Chrome-Plated Steel Curved Top Stack
BESTFIT TRUCK PARTS
Now: $154.84Was: $162.99BESTfit 4 Inch ID Inlet X 24 Inch Chrome-Plated Steel Curved Top StackIntroducing our Chrome-Plated Steel Stack, crafted to enhance your vehicle's exhaust system. This stack boasts a 4-inch diameter and a length of 24 inches, providing both durability...Now: $154.84Was: $162.99 -
On Sale
BESTfit 4 Inch OD Inlet X 18 Inch Chrome-Plated Steel Curved Top Stack
BESTFIT TRUCK PARTS
Now: $132.04Was: $138.99BESTfit 4 Inch OD Inlet X 18 Inch Chrome-Plated Steel Curved Top StackUpgrade your vehicle's exhaust system with our premium Chrome-Plated Steel Stack, boasting a sleek design and durable construction. With dimensions of 4 inches in diameter and 18...Now: $132.04Was: $138.99 -
On Sale
BESTfit 4 Inch ID Inlet X 18 Inch Chrome-Plated Steel Curved Top Stack
BESTFIT TRUCK PARTS
Now: $132.99Was: $139.99BESTfit 4 Inch ID Inlet X 18 Inch Chrome-Plated Steel Curved Top StackPresenting our Chrome-Plated Steel Stack, designed to enhance the look of your vehicle. With dimensions of 4 inches in diameter and 18 inches in length, this stack is suitable for a...Now: $132.99Was: $139.99 -
On Sale
BESTfit 4 Inch ID Inlet X 12 Inch Chrome-Plated Steel Curved Top Stack
BESTFIT TRUCK PARTS
Now: $114.94Was: $120.99BESTfit 4 Inch ID Inlet X 12 Inch Chrome-Plated Steel Curved Top StackIntroducing our Chrome-Plated Steel Stack, perfect for adding style to your vehicle. It features a diameter of 4 inches and a length of 12 inches, making it ideal for various...Now: $114.94Was: $120.99 -
On Sale
BESTfit 3.5 Inch ID Inlet X 48 Inch Chrome-Plated Steel Curved Top Stack
BESTFIT TRUCK PARTS
Now: $203.29Was: $213.99BESTfit 3.5 Inch ID Inlet X 48 Inch Chrome-Plated Steel Curved Top StackIntroducing our Chrome-Plated Steel Stack, designed for durability and style. With a diameter of 3.5 inches and a length of 48 inches, it features a curved top for added aesthetic...Now: $203.29Was: $213.99 -
On Sale
BESTfit Chrome-Plated Steel 48 Inch Short 30 Exhaust Stack - 5 Inch OD
BESTFIT TRUCK PARTS
Now: $212.79Was: $223.99BESTfit 5 X 48 Inch Chrome-Plated Steel Short 30 Top StackIntroducing the Aussie Stack, crafted from durable chrome-plated steel to enhance your vehicle's appearance. With a 5-inch diameter and a length of 48 inches, this stack delivers both style and...Now: $212.79Was: $223.99 -
On Sale
BESTfit Chrome-Plated Steel 36 Inch Short 30 Exhaust Stack - 5 Inch OD
BESTFIT TRUCK PARTS
Now: $192.84Was: $202.99BESTfit 5 X 36 Inch Chrome-Plated Steel Short 30 Top StackIntroducing the Aussie Stack, crafted from quality chrome-plated steel for durability and a sleek appearance. With a diameter of 5 inches and a length of 36 inches, this stack adds a touch of...Now: $192.84Was: $202.99 -
On Sale
BESTfit 4 To 3.5 Inch O.D.-O.D. X 8 Inch OAL Aluminized Steel Reducer Pipe
BESTFIT TRUCK PARTS
Now: $25.37Was: $26.71BESTfit 4 To 3.5 Inch O.D.-O.D. X 8 Inch OAL Aluminized Steel Reducer PipeIntroducing the Aluminized Exhaust Reducer, engineered from durable aluminized steel to ensure longevity. Featuring dimensions of 4 inches outer diameter on one end and 3.5 inches...Now: $25.37Was: $26.71 -
On Sale
BESTfit 4 To 3.5 Inch ID-OD X 8 Inch OAL Aluminized Steel Reducer Pipe
BESTFIT TRUCK PARTS
Now: $29.21Was: $30.75BESTfit 4 To 3.5 Inch ID-OD X 8 Inch OAL Aluminized Steel Reducer PipeIntroducing the Aluminized Steel Reducer, designed to seamlessly transition your exhaust system. With precise dimensions of 4 inches inside diameter and 3.5 inches outside diameter,...Now: $29.21Was: $30.75 -
On Sale
BESTfit 4 To 3.5 Inch ID-ID X 8 Inch OAL Aluminized Steel Reducer Pipe
BESTFIT TRUCK PARTS
Now: $31.25Was: $32.89BESTfit 4 To 3.5 Inch ID-ID X 8 Inch OAL Aluminized Steel Reducer PipePresenting the Aluminized Steel Reducer, designed for seamless integration into your exhaust system. Featuring dimensions of 4 inches inside diameter on one end and 3.5 inches inside...Now: $31.25Was: $32.89 -
On Sale
BESTfit 3.5 To 3 Inch OD-OD X 8 Inch OAL Aluminized Steel Reducer Pipe
BESTFIT TRUCK PARTS
Now: $27.21Was: $28.64BESTfit 3.5 To 3 Inch OD-OD X 8 Inch OAL Aluminized Steel Reducer PipeIntroducing the Aluminized Steel Reducer, meticulously crafted for optimal performance. With dimensions of 3.5 inches outside diameter on one end and 3 inches outside diameter on the...Now: $27.21Was: $28.64