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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

    $3,443.46
    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 purchase...
    $3,443.46
  • Free Shipping
    Peterbilt 359 379 8" Dynaflex Chrome Exhaust Kit Peterbilt 359 379 8" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,843.33 - $6,774.42
    Peterbilt 359 379 8" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! 8" Dynaflex Chrome Exhaust Kit Fits Peterbilt 359 379 Models This Kit Includes (2) Top Stacks - (2) Center Spools - (2) Lower Elbows - (1) Pack...
    $3,843.33 - $6,774.42
  • Free Shipping
    Peterbilt 359 379 7" Pickett Style Dynaflex Exhaust Stack Peterbilt 359 379 7" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,382.41 - $6,487.51
    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...
    $3,382.41 - $6,487.51
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    Kenworth W900L 2007 & Newer AK Lite 7" Dynaflex Chrome Exhaust Kit Kenworth W900L 2007 & Newer AK Lite 7" Dynaflex Chrome Exhaust Kit Stacks

    Dynaflex Exhaust

    $8,112.37 - $9,333.62
    Kenworth W900L 2007 & Newer AK Lite 7" 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!...
    $8,112.37 - $9,333.62
  • Free Shipping
    Kenworth W900L 8" Dynaflex Chrome Exhaust Kit Kenworth W900L 8" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,588.85
    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...
    $3,588.85
  • Dynaflex Quiet Muffler Stack Insert

    Dynaflex Exhaust

    $200.95 - $217.95
    DynaFlex Quiet Muffler Stack Insert *Not for use with DPF systems. These stack muffler inserts from DynaFlex are made in the USA with high-quality raw materials, helping you reduce exhaust noise by as much as 15 dB! Free-Flow Muffler Stack...
    $200.95 - $217.95
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    Kenworth W900A 8" Dynaflex Exhaust Kit Kenworth W900A 8" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,737.88 - $5,797.38
    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 An Under...
    $3,737.88 - $5,797.38
  • Free Shipping
    Kenworth W900A 7" Dynaflex Exhaust Kit Kenworth W900A 7" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,527.48 - $5,669.99
    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 An Under...
    $3,527.48 - $5,669.99
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    Kenworth W900A 6" Dynaflex Exhaust Kit Kenworth W900A 6" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $2,654.19 - $3,321.34
    Kenworth W900A 6" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! *Verify OEM Elbow Part # That Came On Your Truck Before Purchase! 6" Dynaflex Chrome Exhaust Kit Fits Kenworth W900A Models This Kit Comes With...
    $2,654.19 - $3,321.34
  • Free Shipping
    Western Star 4900 Lowmax 8" Dynaflex Chrome Exhaust Kit Western Star 4900 Lowmax 8" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,890.59 - $4,646.50
    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 4900...
    $3,890.59 - $4,646.50
  • Free Shipping
    Western Star 4900 Lowmax 7" Dynaflex Chrome Exhaust Kit Western Star 4900 Lowmax 7" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,768.45 - $4,390.22
    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 4900...
    $3,768.45 - $4,390.22
  • Free Shipping
    Western Star 4900 Lowmax 6" Dynaflex Chrome Exhaust Kit Western Star 4900 Lowmax 6" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $2,803.98 - $3,050.72
    Western Star 4900 Lowmax 6" 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! 6" Dynaflex Chrome Exhaust Kit Fits Western Star 4900...
    $2,803.98 - $3,050.72
  • Free Shipping
    Western Star Heritage 8" Dynaflex Chrome Exhaust Kit Western Star Heritage 8" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,327.82 - $3,714.62
    Western Star Heritage 8" Dynaflex Chrome Exhaust Kit *Must Verify OEM Elbow Part # Before Purchase! Premier Quality Stacks With A Look That Is Unmatched! 8" Dynaflex Chrome Exhaust Kit Fits Western Star Heritage Models (*Kit will not work on trucks...
    $3,327.82 - $3,714.62
  • Free Shipping
    Western Star Heritage 7" Dynaflex Chrome Exhaust Kit Western Star Heritage 7" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,060.65 - $3,390.39
    Western Star Heritage 7" Dynaflex Chrome Exhaust Kit *Must Verify OEM Elbow Part # Before Purchase! Premier Quality Stacks With A Look That Is Unmatched! 7" Dynaflex Chrome Exhaust Kit Fits Western Star Heritage Models (*Kit will not work on trucks...
    $3,060.65 - $3,390.39
  • Free Shipping
    Western Star Heritage 6" Dynaflex Chrome Exhaust Kit Western Star Heritage 6" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $2,447.52 - $3,232.90
    Western Star Heritage 6" Dynaflex Chrome Exhaust Kit *Must Verify OEM Elbow Part # Before Purchase! Premier Quality Stacks With A Look That Is Unmatched! 6" Dynaflex Chrome Exhaust Kit Fits Western Star Heritage Trucks (*Kit will not work on trucks...
    $2,447.52 - $3,232.90
  • Free Shipping
    Freightliner Classic FLD 8" Dynaflex Chrome Exhaust Kit Freightliner Classic FLD 8" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,346.87 - $4,649.34
    Freightliner Classic FLD 8" Dynaflex Chrome Exhaust Kit 1985-2006 Premier Quality Stacks With A Look That Is Unmatched! 8" Dynaflex Chrome Exhaust Kit Fits Freightliner Classic & FLD Models 1985-2006 This Kit Comes With An Elbow That Replaces OEM...
    $3,346.87 - $4,649.34
  • Free Shipping
    Freightliner Classic FLD 7" Dynaflex Chrome Exhaust Kit Freightliner Classic FLD 7" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,236.94 - $3,983.70
    Freightliner Classic FLD 7" Dynaflex Chrome Exhaust Kit 1985-2006 Premier Quality Stacks With A Look That Is Unmatched! 7" Dynaflex Chrome Exhaust Kit Fits Freightliner Classic & FLD Models 1985-2006 This Kit Comes With An Elbow That Replaces...
    $3,236.94 - $3,983.70
  • Free Shipping
    Freightliner Classic FLD 6" Dynaflex Chrome Exhaust Kit Freightliner Classic FLD 6" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $2,514.14 - $3,133.58
    Freightliner Classic FLD 6" Dynaflex Chrome Exhaust Kit 1985-2006 Premier Quality Stacks With A Look That Is Unmatched! 6" Dynaflex Chrome Exhaust Kit Fits Freightliner Classic & FLD Models 1985-2006 This Kit Comes With An Elbow That Replaces OEM...
    $2,514.14 - $3,133.58
  • Free Shipping
    Kenworth T600 T800 8" Dynaflex Chrome Exhaust Kit Kenworth T600 T800 8" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,588.85
    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 Fitment You...
    $3,588.85
  • Free Shipping
    Kenworth T600 T800 7" Dynaflex Chrome Exhaust Kit With Exhaust Stack Options Kenworth T600 T800 7" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,443.46
    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...
    $3,443.46
  • Free Shipping
    Kenworth T600 T800 6" Dynaflex Chrome Exhaust Kit With Exhaust Stack Options Kenworth T600 T800 6" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $2,630.73
    Kenworth T600 T800 6" Dynaflex Chrome Exhaust Kit Premier Quality Stacks With A Look That Is Unmatched! *Will Not Work On Trucks With DPF, Please Verify Before Purchase 6" Dynaflex Chrome Exhaust Kit Fits Kenworth T600 T800 Models To Ensure Fitment You...
    $2,630.73
  • Free Shipping
    Kenworth W900B 8" Dynaflex Chrome Exhaust Kit With Exhaust Stack Options Kenworth W900B 8" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,662.65 - $4,488.54
    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 Chrome...
    $3,662.65 - $4,488.54
  • Free Shipping
    Kenworth W900B 7" Dynaflex Chrome Exhaust Kit Kenworth W900B 7" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $3,375.06 - $4,145.25
    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 Chrome...
    $3,375.06 - $4,145.25
  • Free Shipping
    Kenworth W900B 6" Dynaflex Chrome Exhaust Kit With Exhaust Stack Options Kenworth W900B 6" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $2,626.13 - $3,212.50
    Kenworth W900B 6" 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 6" Dynaflex Chrome...
    $2,626.13 - $3,212.50
  • Free Shipping
    Kenworth W900L 6" Dynaflex Chrome Exhaust Kit Kenworth W900L 6" Dynaflex Chrome Exhaust Kit

    Dynaflex Exhaust

    $2,630.73
    Kenworth W900L 6" 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...
    $2,630.73