BBK Vari-Tune Axle Back Exhaust Kit

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The BBK Vari-Tune Axle Back will let you take better control of your exhaust system.

  • Designed for adjusting horsepower & sound
  • Sound increases to 8 decibels
  • Additional 10-15 horsepower
  • Includes 2 fully adjustable Varitune performance mufflers
  • Bolt-on installation

Loud or Quiet?

With the BBK Vari-Tune Axle Back, you get to adjust the sound of your vehicle. Do you want it loud or quiet? You decide.

Just a Twist of a Wrench

Thanks to its Varitune performance mufflers, the BBK Vari-Tune Axle Back allows you to change your exhaust sounds and this can easily be done with a twist of a wrench.

High Quality Construction

Crafted from aluminized steel, the BBK Vari-Tune Axle Back is guaranteed to last. Plus, its Varitune chambered mufflers is made with 4” polished 304 stainless steel tips for aesthetics and better sound.

Bolt-On Installation

You will be happy to know that the BBK Vari-Tune Axle Back only requires bolt-on installation.

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This product comes with the manufacturer's 1 year limited warranty.
Part Numbers

The following part numbers are available in this product line:

4100 41005 4101 41015 41065 41115

To purchase this product for your vehicle, please select the Year, Make and Model of your vehicle at the top of this page.

Chevrolet (2010-2015)


Ford (2005-2017)