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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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  • Free Shipping
    Kenworth W900L 7" Dynaflex Chrome Exhaust Kit Kenworth W900L 7" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,578.28
    Kenworth W900L 7" Dynaflex Chrome Exhaust Kit Premium quality stacks with unmatched style! *Please verify your OEM/factory-issued exhaust elbow with Kenworth before purchase. *NOT COMPATIBLE with trucks using DPF systems, please verify before...
    $3,578.28
  • Free Shipping
    Peterbilt 359/379 8" Dynaflex Exhaust Kit Dynaflex Exhaust Kit Dimensions

    Dynaflex Exhaust

    $3,884.99 - $6,839.89
    Peterbilt Dynaflex Exhaust Kit Premium quality stacks with unmatched style! *68" stacks on trucks with an average ride height will total 14' from the ground! Dynaflex Exhaust Kit Top Stack Diameter: 8" Fits Peterbilt Models: 359 379 Kit...
    $3,884.99 - $6,839.89
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    Peterbilt 359 379 7" Pickett Style Dynaflex Exhaust Stack Peterbilt 359 379 7" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,516.76 - $6,239.94
    Peterbilt 359 379 7" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! 7" Dynaflex Chrome Exhaust Kit Fits Peterbilt 359 379 Models This Kit Includes (2) Top Stacks - (2) Center Spools - (2) Lower Elbows - (1) Pack...
    $3,516.76 - $6,239.94
  • Free Shipping
    Kenworth W900L 8" Dynaflex Chrome Exhaust Kit Kenworth W900L 8" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,731.39
    Kenworth W900L 8" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! *Must Verify with Kenworth Which Elbow Came on Your Truck From the Factory Before Purchase and Choose Above *Will Not Work On Trucks With DPF, Please...
    $3,731.39
  • Free Shipping
    Kenworth W900A 8" Dynaflex Exhaust Kit Kenworth W900A 8" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,387.88 - $7,566.88
    Kenworth W900A 8" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! *Verify OEM Elbow Part # That Came On Your Truck Before Purchase! 8" Dynaflex Chrome Exhaust Kit Fits Kenworth W900A Models This Kit Comes With...
    $3,387.88 - $7,566.88
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    Kenworth W900A 7" Dynaflex Exhaust Kit Kenworth W900A 7" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,177.48 - $7,462.50
    Kenworth W900A 7" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! *Verify OEM Elbow Part # That Came On Your Truck Before Purchase! 7" Dynaflex Chrome Exhaust Kit Fits Kenworth W900A Models This Kit Comes With...
    $3,177.48 - $7,462.50
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    Western Star 4900 Lowmax 8" Dynaflex Chrome Exhaust Kit Western Star 4900 Lowmax 8" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,540.59 - $5,052.41
    Western Star 4900 Lowmax 8" Dynaflex Chrome Exhaust Kit *Cab Style & OEM # Must Be Verified Before Purchase To Guarantee Proper Fitment Premier Quality Stacks With A Look That Is Unmatched! 8" Dynaflex Chrome Exhaust Kit Fits Western Star...
    $3,540.59 - $5,052.41
  • Free Shipping
    Western Star 4900 Lowmax 7" Dynaflex Chrome Exhaust Kit Western Star 4900 Lowmax 7" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,418.45 - $4,661.99
    Western Star 4900 Lowmax 7" Dynaflex Chrome Exhaust Kit *Cab Style & OEM # Must Be Verified Before Purchase To Guarantee Proper Fitment Premier Quality Stacks With A Look That Is Unmatched! 7" Dynaflex Chrome Exhaust Kit Fits Western Star...
    $3,418.45 - $4,661.99
  • Free Shipping
    Kenworth T600 T800 8" Dynaflex Chrome Exhaust Kit Kenworth T600 T800 8" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,731.39
    Kenworth T600 T800 8" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! *Will Not Work On Trucks With DPF, Please Verify Before Purchase 8" Dynaflex Chrome Exhaust Kit Fits Kenworth T600 T800 Models To Ensure...
    $3,731.39
  • Free Shipping
    Kenworth T600 T800 7" Dynaflex Chrome Exhaust Kit With Exhaust Stack Options Kenworth T600 T800 7" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,578.28
    Kenworth T600 T800 7" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! *Will Not Work On Trucks With DPF, Please Verify Before Purchase 7" Dynaflex Chrome Exhaust Kit Fits Kenworth T600 T800 Models - To Ensure Fitment...
    $3,578.28
  • Free Shipping
    Kenworth W900B 8" Dynaflex Chrome Exhaust Kit With Exhaust Stack Options Kenworth W900B 8" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,808.13 - $4,666.82
    Kenworth W900B 8" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! *Verify OEM Elbow Part # That Came On Your Truck Before Purchase! *Will Not Work On Trucks With DPF, Please Verify Before Purchase 8" Dynaflex...
    $3,808.13 - $4,666.82
  • Free Shipping
    Kenworth W900B 7" Dynaflex Chrome Exhaust Kit Kenworth W900B 7" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,509.12 - $4,309.88
    Kenworth W900B 7" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! *Verify OEM Elbow Part # That Came On Your Truck Before Purchase! *Will Not Work On Trucks With DPF, Please Verify Before Purchase 7" Dynaflex...
    $3,509.12 - $4,309.88
  • Free Shipping
    Peterbilt 389 6" Dynaflex Chrome Exhaust Kit OEM Style Elbow Peterbilt 389 6" Dynaflex Chrome Exhaust Kit OEM Style Elbow

    Dynaflex Exhaust

    $3,337.54 - $3,990.28
    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...
    $3,337.54 - $3,990.28
  • Free Shipping
    Peterbilt 379 Chrome Air Intake Kit Peterbilt 379 Chrome Air Intake Kit - On Truck Close Up

    Dynaflex Exhaust

    $3,559.95
    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...
    $3,559.95
  • Free Shipping
    Peterbilt 389 Chrome Air Intake Kit Peterbilt 389 Chrome Air Intake Kit- Close Up

    Dynaflex Exhaust

    $3,919.95 - $3,949.95
    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...
    $3,919.95 - $3,949.95
  • Free Shipping
    Kenworth W900L Chrome Air Intake Kit Kenworth W900L Chrome Air Intake Kit - On Truck Close Up

    Dynaflex Exhaust

    $3,699.95
    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...
    $3,699.95
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