Flowmaster Axle-Back Exhaust System American Thunder Stainless Steel 3.6L/ 3.8L Jeep Wrangler JK 2007-2018



  • Moderate Sound Level
  • Gains 5 HP & 7 Lb-Ft Torque
  • Mandrel-Bent Piping
  • Proudly Made in the USA!
MSRP $190.00
You save 10%

Flowmaster Stainless Steel American Thunder Axle-Back Exhaust System for 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 and 2018 Jeep JK Wranglers with a 3.6L or 3.8L Engine.

This American Thunder Axle-Back Exhaust System by Flowmaster offers your 2007-2018 Jeep JK Wrangler max dyno gains of up to 5 horsepower and 7 lb-ft of torque! This system is designed for easy installation on 3.6L and 3.8L models.

Features and Benefits:
- Axle-back exhaust system for 3.6L and 3.8L models
- Max Dyno gains of 5 Horsepower and 7 Lb-Ft of Torque
- Enhanced performance with moderate sound level
- Stainless steel construction resists corrosion
- Mandrel-bent piping increases exhaust flow
- 2-1/2" tailpipe with 3" polished stainless steel tip
- Offers maximum clearance for off-roading
- Reduces weight by replacing transverse muffler
- Uses factory mounting points for easy installation
- Made in the USA!

This American Thunder Axle-Back Exhaust System (817942) is made from corrosion-resistant stainless steel that is mandrel-bent for improved exhaust flow and enhanced performance. It creates a moderate sound level that matches your Jeep's rugged nature. It also remains high and tight under the vehicle, making for the perfect off-road exhaust system with amazing clearance. To install this USA-made exhaust system from Flowmaster, simply use the factory mounting points.

Tech Tip: Because this exhaust system is tucked up high, an aftermarket metal bumper is recommended.

Vehicle Fitment:
- 2007-2018 Jeep JK Wrangler with 3.6L Engine
- 2007-2018 Jeep JK Wrangler with 3.8L Engine

*Fits both 2-door and 4-door models.

California Residents: Proposition 65 Warning

Vehicle Fitment

This product will fit the following Wrangler years:

  • 2007,
  • 2008,
  • 2009,
  • 2010,
  • 2011,
  • 2012,
  • 2013,
  • 2014,
  • 2015,
  • 2016,
  • 2017,
  • 2018,
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