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Mustang Cat Backs
Published 10/17/2017

87-04 Mustang Varitune Cat Back Exhaust Systems Now Available



Our popular 1987-93 Mustang GT, LX/Cobra & 1994-04 Mustang GT Cat back exhaust kits are now in stock

These new BBK Varitune Cat Back Exhaust Kits are now available to fit all 1986-2004 Mustang GT,LX, and Cobra applications.

Each kit is a direct bolt on for any of the applications and all kits include all required brackets, clamps and hangers to make installation a snap

All kits include BBKPerformance "Varitune Mufflers" that offer the ability to tune the performance and sound of your Mustang with BBK's patented adjustable power valve.

These systems allow owners of 1986-2004 Ford Mustangs to fully adjust the sound 8-10 db louder or quieter & adjust the horsepower and torque performance of their cars in just minutes by simply adjusting the patented Varitune power valve from under the car with a couple of wrenches.

These kits are all designed and built from 2-3/4" CNC mandrel bent aluminized tubing for maximum exhaust flow and include the Varitune adjustable mufflers.

Kit Features:

  • Change from a three to one chamber exhaust for more power and sound


  • 8-10 decibel range difference


  • 2.75" tubing for maximum exhaust flow


  • 3.5" stainless steel tips (on Kit 3001)


  • Part # 3001 Fits all 1986 Mustang GT, 1987-1993 Mustang LX/Cobra and 1994-2004 Mustang GT and has 3-1/2" straight brushed stainless steel tips.

    Part # 3002 Fits all 1987-1993 Mustang GT Only and has standard 2-3/4" turn down (like factory factory Mustang GT)

    New BBK Performance Varitune cat back exhaust systems are now available for the popular 1986-2004 Mustang GT models.

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