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Dynaflex Exhaust

Choosing Dynaflex means choosing unmatched quality, and with more than a dozen different styles of Dynaflex stacks and exhaust tips to pick from right here at Raney's Truck Parts, you'll be spoiled for it! We're excited to be an authorized dealer for the entire line of Dynaflex products, from awesome pipes and mufflers to their all-in-one Dynaflex exhaust kits with everything you'll need to rework your rig's entire exhaust system at a budget-friendly price. We're sure you'll feel that subtle boost in performance while these awesome pipes get to work on paying for themselves from the moment you start your engine— and they'll be looking darn good while they're at it, too. Don't just take our word for it, though. Give us a call or browse our Dynaflex exhaust catalog today and see what makes the Raney's difference for yourself!

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Peterbilt 389 8" Dynaflex Chrome Exhaust Kit OEM Style Elbow

Dynaflex Exhaust

MSRP:

Now: $4,781.30 - $7,105.56

Was:

Peterbilt 389 8" Dynaflex Chrome Exhaust Kit OEM Style Elbow *Kit Is Designed To Be Installed On Trucks With DPF; If You Do Not Have A DPF, Please Call Before Purchasing *Will Not Work On 389 Short Hoods. Please see our 389 Short Hood Listing For...

MSRP:

Now: $4,781.30 - $7,105.56

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Peterbilt 389 7" Dynaflex Chrome Exhaust Kit OEM Style Elbow

Dynaflex Exhaust

MSRP:

Now: $4,497.98 - $5,670.40

Was:

Peterbilt 389 7" Dynaflex Chrome Exhaust Kit OEM Style Elbow *Kit Is Designed To Be Installed On Trucks With DPF; If You Do Not Have A DPF, Please Call Before Purchasing *Will Not Work On 389 Short Hoods. Please see our 389 Short Hood Listing For...

MSRP:

Now: $4,497.98 - $5,670.40

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Peterbilt 389 6" Dynaflex Chrome Exhaust Kit OEM Style Elbow

Dynaflex Exhaust

MSRP:

Now: $3,337.54 - $3,990.28

Was:

Peterbilt 389 Unibilt Sleeper 6" Dynaflex Chrome Exhaust Kit - OEM Style Elbow *Kit Is Designed To Be Installed On Trucks With DPF; If You Do Not Have A DPF, Please Call Before Purchasing *Will Not Work On 389 Short Hoods. Please see our 389 Short...

MSRP:

Now: $3,337.54 - $3,990.28

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Peterbilt 389 7" Dynaflex Chrome Exhaust Kit Rod Pickett 90 Deg. Elbow 2011-2017

Dynaflex Exhaust

MSRP:

Now: $5,243.31 - $8,898.05

Was:

Peterbilt 389 Unibilt Sleeper 7" Dynaflex Chrome Exhaust Kit - 90 Degree Pickett Elbow *Kit Is Designed To Be Installed On Trucks With DPF; If You Do Not Have A DPF, Please Call Before Purchasing *Will Not Work On 389 Short Hoods. Please see our 389...

MSRP:

Now: $5,243.31 - $8,898.05

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Peterbilt 359 379 6" Dynaflex Chrome Exhaust Kit

Dynaflex Exhaust

MSRP:

Now: $2,662.98 - $8,936.04

Was:

Peterbilt 359 379 6" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! 6" Dynaflex Chrome Exhaust Kit Fits Peterbilt 359 379 Models This Kit Includes (2) Top Stacks - (2) Center Spools - (2) Lower Elbows - (1) Pack...

MSRP:

Now: $2,662.98 - $8,936.04

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Kenworth W900L Dynaflex 45" Step Left Exhaust Elbow

Dynaflex Exhaust

MSRP: $899.95

$677.95

Was:

Kenworth W900L Dynaflex 45 Inch Step Left Exhaust Elbow Kenworth W900L Exhaust Elbow Fits Kenworth W900L Trucks Made In The USA By Dynaflex Products If you should need additional Truck Parts and Accessories, please don't hesitate to call our...

MSRP: $899.95

$677.95

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Dynaflex 87Q Style Muffler

Dynaflex Exhaust

MSRP:

Now: $104.95 - $210.95

Was:

Dynaflex 87Q Style Muffler *Please Verify The Dimensions Of The Muffler Before Purchase Heavy Duty Muffler Available In 2", 2 1/2", 3", 3 1/2", 4", 4" To 5" And 5" Sizes (Choose Above!) Complete Line Of 87Q Style Mufflers For Major Truck Engines,...

MSRP:

Now: $104.95 - $210.95

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10" Dynaflex Zinc Plated Carbon Steel Mounting Bracket Clamp

Dynaflex Exhaust

MSRP:

$31.95

Was:

10" Dynaflex Zinc Mounting Bracket Clamp Heavy Duty Dynaflex Mounting Bracket Clamp Universal Fit For Use With Air Cleaners, Oil Cleaners, Oil Coolers And Mufflers Spot Welded In 10 Places Ensuring Superb Strength And Rigidity Zinc Plated Carbon Steel...

MSRP:

$31.95

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Dynaflex Chrome 6" Butt Joint Exhaust Clamp Wide Mount

Dynaflex Exhaust

MSRP: $172.95

$147.95

Was:

Dynaflex Chrome 6" Butt Joint Exhaust Clamp Wide Mount Universal 6" Wide Mount Exhaust Bracket Clamp Mounts Directly To Original Cab Bracket Interchangeable With Standard U-Bolt Saddle Clamps Made Of Stainless Steel Sold Individually High Quality...

MSRP: $172.95

$147.95

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Dynaflex Chrome Peterbilt Wide Angled Clamp

Dynaflex Exhaust

MSRP:

Now: $411.95 - $455.95

Was:

Dynaflex Chrome Peterbilt Wide Angled Clamp Ensure a perfect seal for your exhaust system with these angled-bracket steel clamps from Dynaflex! Dynaflex High Quality Peterbilt Wide Angled Exhaust Clamps Fits Peterbilt 377, 378, 379, 386, 388 &...

MSRP:

Now: $411.95 - $455.95

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Dynaflex Chrome Peterbilt Wide Straight Clamp

Dynaflex Exhaust

MSRP:

Now: $411.95 - $455.95

Was:

Dynaflex Chrome Peterbilt Wide Straight Clamp Ensure a perfect seal for your exhaust system with these straight-bracket steel clamps from Dynaflex! Dynaflex High Quality Peterbilt Wide Straight Exhaust Clamps Fits Peterbilt 377, 378, 379, 386, 388...

MSRP:

Now: $411.95 - $455.95

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Peterbilt 379 Chrome Air Intake Kit By Dynaflex

Dynaflex Exhaust

MSRP:

$3,559.95

Was:

Peterbilt 379 Chrome Air Intake Kit By Dynaflex Trying to take your engine to the next level? Start with the only Chrome Air Intake Kits for Heavy Duty Trucks! Chrome Air Intake Kit Fits Peterbilt 379 Model With C15 (1988-2006) Engine Chrome...

MSRP:

$3,559.95

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Peterbilt 389 Chrome Air Intake Kit By Dynaflex

Dynaflex Exhaust

MSRP:

Now: $3,919.95 - $3,949.95

Was:

Peterbilt 389 Chrome Air Intake Kit By Dynaflex Trying to take your engine to the next level? Start with the only Chrome Air Intake Kits for Heavy Duty Trucks! Chrome Air Intake Kit Fits Peterbilt 389 Model (Choose Engine Option Above) Cummins...

MSRP:

Now: $3,919.95 - $3,949.95

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Kenworth W900L Chrome Air Intake Kit By Dynaflex

Dynaflex Exhaust

MSRP:

$3,699.95

Was:

Kenworth W900L Chrome Air Intake Kit By Dynaflex Trying to take your engine to the next level? Start with the only Chrome Air Intake Kits for Heavy Duty Trucks! Chrome Air Intake Kit Fits Kenworth W900L Truck Models (Choose Engine Option...

MSRP:

$3,699.95

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Dynaflex Chrome Stack 8" Rain Cap

Dynaflex Exhaust

MSRP:

$314.95

Was:

Chrome Exhaust Stack 8" Rain Cap Fits Over Existing Exhaust Stacks Fits Over Flat Top Stacks Only This Is An I.D. Part (slotted end) 8" Diameter Sold Individually Quality Made Product If you should need additional Truck Parts and Accessories, please...

MSRP:

$314.95

Was:

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Dynaflex Chrome Stack 6" Rain Cap Pair

Dynaflex Exhaust

MSRP:

$240.95

Was:

Chrome Exhaust Stack 6" Rain Caps Fits Over Existing Exhaust Stacks Fits Over Flat Top Stacks Only This Is An I.D. Part (slotted end) 6" Diameter Sold As A Pair Quality Made Product If you should need additional Truck Parts and Accessories, please...

MSRP:

$240.95

Was:

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Dynaflex Chrome 8" Rain Cap For Mitered Cut Exhaust Stacks

Dynaflex Exhaust

MSRP:

$272.95

Was:

Chrome Rain 8" Rain Cap for 45º Mitered Cut Exhaust Fits Various Mitered Stack Exhaust Systems 8" Diameter Sold Individually Quality Made Dynaflex Product If you should need additional Truck Parts and Accessories, please don't hesitate to call...

MSRP:

$272.95

Was:

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Dynaflex Chrome 5" Rain Cap For Mitered Cut Exhaust Stacks

Dynaflex Exhaust

MSRP:

$173.95

Was:

Chrome Rain 5" Rain Cap For 45º Mitered Cut Exhaust Fits Various Mitered Stack Exhaust Systems 5" Diameter Sold Individually Quality Made Dynaflex Product If you should need additional Truck Parts and Accessories, please don't hesitate to...

MSRP:

$173.95

Was:

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Dynaflex Chrome 6" Rain Cap For Mitered Cut Exhaust Stacks

Dynaflex Exhaust

MSRP:

$177.95

Was:

Chrome Rain 6" Rain Cap For 45º Mitered Cut Exhaust Fits Various Mitered Stack Exhaust Systems 6" Diameter Sold Individually Quality Made Dynaflex Product If you should need additional Truck Parts and Accessories, please don't hesitate to...

MSRP:

$177.95

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Dynaflex Chrome Curved Car Hauler Exhaust Stack

Dynaflex Exhaust

MSRP:

Now: $756.95 - $895.95

Was:

Dynaflex Chrome Curved Car Hauler Exhaust Stack Chrome Exhaust Stack 5" And 6" Diameter Options Available (Choose Above!) Curved Style Plain OD Bottom 72" Length Sold Individually Quality Made Product Upgrade your trucks exhaust with this Curved...

MSRP:

Now: $756.95 - $895.95

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International Lonestar AK Lite 8" Dynaflex Exhaust Kit

Dynaflex Exhaust

MSRP:

Now: $6,310.12 - $7,650.38

Was:

International Lonestar AK Lite 8" Dynaflex Exhaust Kit *Only Fits 2011-2017 Trucks Avoid heat shields, baked on bugs, and slurry by transforming the look of your Lonestar with this custom fit kit! Patented Air Kooled technology helps prevent heat from...

MSRP:

Now: $6,310.12 - $7,650.38

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Peterbilt 567 AK Lite 8" Dynaflex Chrome Exhaust Kit

Dynaflex Exhaust

MSRP:

Now: $6,917.54 - $8,373.30

Was:

Peterbilt 567 2013 & Newer AK Lite 8" Dynaflex Chrome Exhaust Kit *Only Fits 2013 & Newer Trucks Avoid heat shields, baked on bugs, and slurry by transforming the look of your Peterbilt with this custom fit kit! Patented Air Kooled technology...

MSRP:

Now: $6,917.54 - $8,373.30

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Peterbilt 579 AK Lite 8" Dynaflex Chrome Exhaust Kit

Dynaflex Exhaust

MSRP:

Now: $6,792.14 - $8,247.90

Was:

Peterbilt 579 AK Lite 8" Dynaflex Chrome Exhaust Kit *Only Fits 2018 & Newer Trucks Avoid heat shields, baked on bugs, and slurry by transforming the look of your Peterbilt with this custom fit kit! Patented Air Kooled technology helps prevent...

MSRP:

Now: $6,792.14 - $8,247.90

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Kenworth W900L AK Lite 8" Dynaflex Chrome Exhaust Kit

Dynaflex Exhaust

MSRP:

Now: $7,762.37 - $9,525.65

Was:

Kenworth W900L 2007 & Newer AK Lite 8" Dynaflex Chrome Exhaust Kit *Only Fits 2007 & Newer Trucks *Does NOT fit Day Cab Trucks Avoid heat shields, baked on bugs, and slurry by transforming the look of your Kenworth with this custom fit kit!...

MSRP:

Now: $7,762.37 - $9,525.65

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Dynaflex Chrome Kenworth W900L Aerocab Underframe Bracketless Clamp

Dynaflex Exhaust

MSRP:

Now: $148.95 - $163.95

Was:

Dynaflex Chrome Kenworth W900L Aerocab Underframe Bracketless Clamp Dynaflex Chrome Kenworth W900L Aerocab Bracketless Clamp Fits Kenworth W900L (2003-2006) Aerocab Models Chrome Plated 304 Stainless Steel Available In 5", 6", 7", and 8" Sizes Sold...

MSRP:

Now: $148.95 - $163.95

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Dynaflex Chrome Kenworth Upper Exhaust Clamp Wide Band

Dynaflex Exhaust

MSRP:

Now: $243.95 - $254.95

Was:

Dynaflex Chrome Upper Mounting Clamp for Kenworth Trucks - Wide Band *To choose the right clamp you must verify the style of upper clamp on your truck currently. It will either be a slider style clamp or a clamp with a flat plate with 4 bolts going...

MSRP:

Now: $243.95 - $254.95

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Dynaflex Under Truck Exhaust Muffler

Dynaflex Exhaust

MSRP:

Now: $121.48 - $212.94

Was:

Dynaflex Under Truck Exhaust Muffler Under Carriage Muffler 5" ID Ends, 9" Diameter Body Reduces Exhaust Decibels By Up To 15 DBA Designed To Offer Lowest Possible Back Pressure & Sound Attenuation Lower Back Pressure Means Improved Fuel...

MSRP:

Now: $121.48 - $212.94

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Peterbilt 379 Dynaflex 90 Degree Pickett Style Exhaust Elbow

Dynaflex Exhaust

MSRP:

Now: $541.23 - $978.34

Was:

Peterbilt 379 Dynaflex 90 Degree Pickett Style Exhaust Elbow *Image Shows 5" Reduction. Choosing Full Diameter Option Will Eliminate The Reduction On The Bottom Of The Elbow. Peterbilt 379 90 Degree Pickett Style Exhaust Elbow Fits Peterbilt 379 Trucks...

MSRP:

Now: $541.23 - $978.34

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8" Dynaflex Flex Pipe

Dynaflex Exhaust

MSRP:

Now: $371.41 - $462.30

Was:

8" Dynaflex Flex Pipe 8" Diameter Flex Pipe Made Of Non-Polished 302 Stainless Steel Available In 48" Or 60" Length (Choose Option Above) .018-.022 Sidewall Universal Application Sold Individually Quality Made Product The flex pipe measures 8" in...

MSRP:

Now: $371.41 - $462.30

Was:

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6" Dynaflex Flex Pipe

Dynaflex Exhaust

MSRP:

Now: $149.53 - $398.81

Was:

6" Dynaflex Flex Pipe 6" Diameter Flex Pipe Made Of 302 Stainless Steel Available In 36" Or 48" Length (Choose Option Above) Available In Non-Polished Or Polished Finish (Choose Option Above) .018-.022 Sidewall Universal Application Sold Individually...

MSRP:

Now: $149.53 - $398.81

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Dynaflex Chrome 8" Reduced To 5" Tech Nine Exhaust Stack

Dynaflex Exhaust

MSRP:

Now: $794.09 - $1,133.13

Was:

Dynaflex Chrome 8" Reduced To 5" Tech Nine Exhaust Stack Chrome Plated Exhaust Stack (Choose Length Above) Tech Nine Style Plain OD Bottom American Made Sold Individually Quality Dynaflex Product The Tech Nine exhaust stack is chrome plated and has a...

MSRP:

Now: $794.09 - $1,133.13

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Dynaflex Chrome 7" Reduced To 5" Tech Nine Exhaust Stack

Dynaflex Exhaust

MSRP:

Now: $784.66 - $1,002.83

Was:

Dynaflex Chrome 7" Reduced To 5" Tech Nine Exhaust Stack Chrome Plated Exhaust Stack (Choose Length Above) Tech Nine Style Plain OD Bottom American Made Sold Individually Quality Dynaflex Product The Tech Nine exhaust stack is chrome plated and has a...

MSRP:

Now: $784.66 - $1,002.83

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Dynaflex Chrome 8" Tech Nine Exhaust Stack

Dynaflex Exhaust

MSRP:

Now: $767.14 - $1,064.39

Was:

Dynaflex Chrome 8" Tech Nine Exhaust Stack Chrome Plated Exhaust Stack (Choose Length Above) Tech Nine Style Plain OD Bottom American Made Sold Individually Quality Dynaflex Product The Tech Nine exhaust stack is chrome plated and has a plain OD...

MSRP:

Now: $767.14 - $1,064.39

Was:

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Dynaflex Chrome 6" Reduced To 5" Tech Nine Exhaust Stack

Dynaflex Exhaust

MSRP:

Now: $401.70 - $711.13

Was:

Dynaflex Chrome 6" Reduced To 5" Tech Nine Exhaust Stack Chrome Plated Exhaust Stack (Choose Length Above) Tech Nine Style Plain OD Bottom American Made Sold Individually Quality Dynaflex Product The Tech Nine exhaust stack is chrome plated and has a...

MSRP:

Now: $401.70 - $711.13

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Dynaflex Chrome 7" Tech Nine Exhaust Stack

Dynaflex Exhaust

MSRP:

Now: $780.47 - $1,024.98

Was:

Dynaflex Chrome 7" Tech Nine Exhaust Stack Chrome Plated Exhaust Stack (Choose Length Above) Tech Nine Style Plain OD Bottom American Made Sold Individually Quality Dynaflex Product The Tech Nine exhaust stack is chrome plated and has a plain OD...

MSRP:

Now: $780.47 - $1,024.98

Was:

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Dynaflex Chrome 6" Tech Nine Exhaust Stack

Dynaflex Exhaust

MSRP:

Now: $434.70 - $528.67

Was:

Dynaflex Chrome 6" Tech Nine Exhaust Stack Chrome Plated Exhaust Stack (Choose Length Above) Tech Nine Style Plain OD Bottom American Made Sold Individually Quality Dynaflex Product The Tech Nine exhaust stack is chrome plated and has a plain OD...

MSRP:

Now: $434.70 - $528.67

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Dynaflex Chrome 8" Reduced To 5" Curved Exhaust Stack

Dynaflex Exhaust

MSRP:

Now: $642.05 - $956.50

Was:

Dynaflex Chrome 8" Reduced To 5" Curved Exhaust Stack *Image For Reference Only Chrome Plated Exhaust Stack (Choose Length Above) Curved Style Plain OD Bottom American Made Sold Individually Quality Dynaflex Product If you should need additional...

MSRP:

Now: $642.05 - $956.50

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Dynaflex Chrome 8" Curved Exhaust Stack

Dynaflex Exhaust

MSRP:

Now: $512.41 - $746.25

Was:

Dynaflex Chrome 8" Curved Exhaust Stack *Image For Reference Only Chrome Plated Exhaust Stack (Choose Length Above) Curved Style Plain OD Bottom American Made Sold Individually Quality Dynaflex Product If you should need additional Truck Parts and...

MSRP:

Now: $512.41 - $746.25

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Dynaflex Chrome 7" Reduced To 5" Curved Exhaust Stack

Dynaflex Exhaust

MSRP:

Now: $443.63 - $623.78

Was:

Dynaflex Chrome 7" Reduced To 5" Curved Exhaust Stack *Image For Reference Only Chrome Plated Exhaust Stack (Choose Length Above) Curved Style Plain OD Bottom American Made Sold Individually Quality Dynaflex Product If you should need additional...

MSRP:

Now: $443.63 - $623.78

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Dynaflex Chrome 7" Curved Exhaust Stack

Dynaflex Exhaust

MSRP:

Now: $389.78 - $718.75

Was:

Dynaflex Chrome 7" Curved Exhaust Stack *Image For Reference Only Chrome Plated Exhaust Stack (Choose Length Above) Curved Style Plain OD Bottom American Made Sold Individually Quality Dynaflex Product If you should need additional Truck Parts and...

MSRP:

Now: $389.78 - $718.75

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