Peterbilt 379 Exhaust Parts
Shop complete aftermarket exhaust systems and replacement parts for your 1987-2007 Peterbilt 379. Whether you are upgrading to 6-inch chrome stacks or replacing a failing DPF, select a category below to find exact-fit elbows, clamps, mufflers, and complete Peterbilt exhaust kits from trusted brands like Lincoln Chrome and American Eagle
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BESTfit Grand Rock Chrome 6 Inch Reduces To 5 Inch O.D. Miter Cut Exhaust Stack - 60 Inch Length
BESTFIT TRUCK PARTS
$447.99BESTfit 6 Inch X 60 Inch Chrome Miter Cut Exhaust Stack Reduces To 5 Inch O.D. InletEnhance your vehicle's exhaust system with our meticulously crafted Chrome-Plated Steel Exhaust Stack, proudly made in the USA. Featuring a miter cut style with an angle...$447.99 -
BESTfit Grand Rock Chrome 6 Inch Reduces To 5 Inch O.D. Miter Cut Exhaust Stack - 48 Inch Length
BESTFIT TRUCK PARTS
$357.99BESTfit 6 Inch X 48 Inch Chrome Miter Cut Exhaust Stack Reduces To 5 Inch O.D. InletUpgrade your vehicle's exhaust system with our Chrome-Plated Steel Exhaust Stack, meticulously crafted in the USA. Designed with a miter cut style featuring an angle cut,...$357.99 -
BESTfit Grand Rock Chrome 6 Inch Reduces To 5 Inch O.D. Miter Cut Exhaust Stack - 36 Inch Length
BESTFIT TRUCK PARTS
$356.99BESTfit 6 Inch X 36 Inch Chrome Miter Cut Exhaust Stack Reduces To 5 Inch O.D. InletEnhance your vehicle's exhaust system with our Chrome-Plated Steel Exhaust Stack, proudly crafted in the USA. Featuring a miter cut style with an angle cut design, this...$356.99 -
BESTfit Grand Rock Chrome 6 Inch Reduces To 5 Inch O.D. Miter Cut Exhaust Stack - 24 Inch Length
BESTFIT TRUCK PARTS
$225.99BESTfit 6 Inch X 24 Inch Chrome Miter Cut Exhaust Stack Reduces To 5 Inch O.D. InletUpgrade your vehicle's exhaust system with our Chrome-Plated Steel Exhaust Stack, meticulously crafted in the USA. Featuring a miter cut style with an angle cut design,...$225.99 -
BESTfit 7-5 X 72 Inch Chrome-Plated Steel Curved Stack
BESTFIT TRUCK PARTS
$751.99BESTfit 7-5 X 60 Inch Chrome-Plated Steel Curved StackEnhance your vehicle's exhaust system with our Curved Exhaust Stack, proudly crafted in the USA. Constructed from durable chrome-plated steel, this stack measures 60 inches in length and features a...$751.99 -
BESTfit 7-5 X 36 Inch Chrome-Plated Steel Curved Top Stack
BESTFIT TRUCK PARTS
$609.99BESTfit 7-5 X 36 Inch Chrome-Plated Steel Curved Top StackUpgrade your vehicle's exhaust system with our Curved Exhaust Stack, proudly manufactured in the USA. Crafted from quality chrome-plated steel, this stack measures 36 inches in length and features...$609.99 -
BESTfit 7-5 X 48 Inch Chrome-Plated Steel Curved Top Stack
BESTFIT TRUCK PARTS
$704.99BESTfit 7-5 X 48 Inch Chrome-Plated Steel Curved Top StackUpgrade your truck's exhaust system with our Curved Exhaust Stack. Proudly made in the USA, this stack boasts a durable construction without any welds, ensuring long-lasting performance. Measuring...$704.99 -
BESTfit 4 Inch I.D. Inlet X 72 Inch Chrome-Plated Steel Flat Top Stack
BESTFIT TRUCK PARTS
$305.99BESTfit 4 Inch I.D. Inlet X 72 Inch Chrome-Plated Steel Flat Top StackEnhance your truck's exhaust system with our Straight Exhaust Tubing featuring a Flat Top Stack design. Crafted from durable chrome-plated steel, this tubing ensures longevity and a...$305.99 -
BESTfit 5 X 36 Inch Chrome-Plated Steel Bull Hauler Top Stack
BESTFIT TRUCK PARTS
$207.99BESTfit 5 X 36 Inch Chrome-Plated Steel Bull Hauler Top StackUpgrade your truck's appearance and performance with our Bull Hauler Stack, crafted from quality chrome-plated steel. Measuring 5 inches in diameter and 36 inches in length, this stack adds a...$207.99 -
BESTfit 4 X 48 Inch Chrome Turnout Stack
BESTFIT TRUCK PARTS
$199.99BESTfit 4 X 48 Inch Chrome Turnout StackThis turnout stack is 48 inches in length and has a 4-inch outer diameter. Sold individually, this aftermarket replacement part is not OEM. Please note that this item ships directly from the manufacturer and may...$199.99 -
BESTfit Exhaust Tee Replaces 14-13978-0150 For Peterbilt 379 Day Cab With Mufflers Mounted Behind The Cab
BESTFIT TRUCK PARTS
$684.99BESTfit Exhaust Y Pipe Fits Peterbilt 379 Day Cab With Behind-The-Cab Mufflers * High Quality Exhaust Tee* Exhaust Tee * For Peterbilt 379* Daycab* With Mufflers Mounted Behind The Cab* Sold Individually* Warranty On Exhaust Tee Against Defects In...$684.99 -
BESTfit 8 Inch I.D. X 8 Inch Length Coupler
BESTFIT TRUCK PARTS
$88.99BESTfit 8 Inch I.D. X 8 Inch Length CouplerThe Coupler available is specifically designed with an 8-inch inner diameter (I.D.) and an 8-inch length, offering a secure connection between compatible components. Sold individually, it serves as an...$88.99