
Peterbilt 389 Exhaust Parts
Find top-notch Peterbilt 389 exhaust components to elevate your rig's performance. We offer reliable chrome stacks, elbows, clamps, brackets, DPFs, and mufflers for a flawless fit. Shop our extensive inventory at 4 State Trucks for quality parts that deliver durability and style.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
BESTfit 4 X 11.375 Inch Flex Connector Replaces M66-6541-0320 For Kenworth & Peterbilt
BESTFIT TRUCK PARTS
$199.99BESTfit DPF Exhaust Flex Connector PipeOur Flex Connector, crafted in the USA, boasts a 4-inch flange by 4-inch flange dimension, compressed to 11.375 inches. Ensuring top-notch quality, it's sold individually as an aftermarket replacement part,...$199.99 -
BESTfit Chrome 72 Inch West Coast Turnout Stack 5 Inch O.D.
BESTFIT TRUCK PARTS
$217.99BESTfit Chrome West Coast Turn Out Top Stack 72 Inch x 5 Inch O.D. * High Quality Stack* West Coast Turn Out* Made Of Chrome-Plated Steel* 5 Inch O.D. Straight End* 72 Inch Length* Mirror-Like Finish* Quality Triplex Nickel For Improved Adhesion And...$217.99 -
BESTfit 8 - 5 O.D. X 60 Inch Chrome Miter Cut Top Exhaust Stack
BESTFIT TRUCK PARTS
$492.99BESTfit Miter Cut 60 Inch Exhaust Muffler TipEnhance your vehicle's exhaust system with our top-of-the-line Muffler, featuring a stylish miter cut top design. Constructed from durable chrome-plated material and proudly made in the USA, this muffler...$492.99 -
BESTfit Miter Exhaust Top Stack, 7 X 48 Inch Reduced To 5 Inch I.D.
BESTFIT TRUCK PARTS
$359.99BESTfit 7 X 48 Inch Reduced To 5 Inch I.D. Miter Top StackExplore our Miter Top Top Stack, designed to enhance your vehicle's exhaust system with style and performance. Crafted with precision, this stack measures 7 inches in diameter and 48 inches in...$359.99 -
BESTfit 4 Inch O.D. 90 Degree 12 X 12 Inch Chrome Exhaust Elbow, Plain On Both Ends
BESTFIT TRUCK PARTS
$157.99BESTfit Exhaust ElbowUpgrade your vehicle's exhaust system with our Chrome Plated exhaust component, measuring 4 inches in diameter. Sold individually as an aftermarket replacement part, it promises to add a touch of elegance to your vehicle's exhaust...$157.99 -
BESTfit 4 Inch O.D. 90 Degree 12 X 12 Inch Aluminized Exhaust Elbow, Plain On Both Ends
BESTFIT TRUCK PARTS
$51.30BESTfit Exhaust ElbowEnhance your vehicle's exhaust system with our 90-degree angle exhaust elbow, measuring 12 x 12 inches long and featuring a 4-inch diameter. Sold individually as an aftermarket replacement part, this exhaust elbow ensures...$51.30 -
BESTfit 4 X 4 Inch Plain Exhaust Elbow
BESTFIT TRUCK PARTS
$45.50BESTfit Plain Exhaust ElbowEnhance your vehicle's exhaust system with our 90-degree bend exhaust elbow, featuring a 4-inch outer diameter. Sold individually as an aftermarket replacement part, this exhaust elbow ensures compatibility and easy...$45.50 -
BESTfit 4 Inch ID-O.D. 90 Degree 8 X 8 Inch Chrome Elbow
BESTFIT TRUCK PARTS
$176.99BESTfit 90 Degree Exhaust Elbow W/ One Bell EndEnhance your vehicle's exhaust system with our chrome-plated exhaust elbow, measuring 8 x 8 inches with a 4-inch diameter. Sold individually, this aftermarket replacement part ensures durability and style...$176.99 -
BESTfit 4 Inch I.D.-O.D. 90 Degree 12 X 12 Inch Chrome Exhaust Elbow
BESTFIT TRUCK PARTS
$173.99BESTfit Exhaust ElbowEnhance your vehicle's exhaust system with our Chrome Exhaust Elbow, featuring a 4-inch inner diameter and 4-inch outer diameter for optimal fit and performance. Crafted for durability and corrosion resistance, this elbow ensures...$173.99 -
Peterbilt BESTfit Chrome 8 Inch To 5 Inch Y Pipe For Long Leg
BESTFIT TRUCK PARTS
$682.99BESTfit Chrome Y-Pipe For Long Leg ElbowEnhance your exhaust system with our Chrome-Plated Steel Y-Pipes, designed for BESTfit Long Leg Elbows. Crafted from durable materials, these Y-Pipes feature an 8-inch to 5-inch outer diameter for optimal...$682.99 -
Freightliner BESTfit 5 Inch O.D. Chrome Y-Pipe, Replaces A04-13974-000
BESTFIT TRUCK PARTS
$477.99BESTfit Chrome-Plated Steel Y Exhaust Pipe W/ 5 Inch O.D. Inlet & OutletsUpgrade your exhaust system with this premium Exhaust Y-Pipe made of durable chrome-plated steel. Designed for optimal performance, it features a 5-inch outer diameter inlet and two...$477.99 -
BESTfit 5 Inch Diameter Steel Universal Exhaust Y-Pipe 15 Inch L X 30 Inch W
BESTFIT TRUCK PARTS
$139.99BESTfit Steel Exhaust Y-PipeEnhance your vehicle's exhaust system with our Steel 5-Inch Y-Divider Exhaust Pipe. Constructed for durability and efficiency, this aftermarket replacement part is designed to optimize exhaust flow. With dimensions of 15...$139.99