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Flowmaster FlowFX Cat-Back Exhaust System|97-99 Jeep Wrangler TJ|2.5L/ 4.0L

Flowmaster FlowFX Cat-Back Exhaust System|97-99 Jeep Wrangler TJ|2.5L/ 4.0L

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This Flowmaster FlowFX Cat-Back exhaust system is designed for 1997-1999 Jeep Wrangler TJ's with 2.5L or 4.0L engines and features all stainless steel construction for added durability and longevity. The 2.50-inch FlowFX "straight-through" performance muffler mounts high in the frame rail just behind the factory catalytic converter and has a moderate deep powerful sound. The 2.50-inch mandrel-bent stainless steel tailpipe is tucked up high in the undercarriage protecting it from being crushed when traversing rocky terrain. The system is finished off with a large 3.50-inch black ceramic coated stainless steel tip embossed with the Flowmaster logo. Uses the factory hanger locations comes with installation instructions and all hardware necessary for a quick and easy installation you can do at home.


  • Deep Powerful FlowFX "Straight-through" Performance Sound
  • Large 3.50-inch Black Ceramic Coated Stainless Steel Tip
  • Over 35+years of Flowmaster Quality
  • Mandrel-bent Stainless Steel Tubing
  • Uses the Factory Hanger Locations
  • Includes All Necessary Hardware
  • Lifetime Limited Warranty
  • Easy at Home Installation
  • Deep Powerful Sound


This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.


  • 1999 Jeep Wrangler Sahara 4WD 4.0L L6 Gas
  • 1999 Jeep Wrangler SE 4WD 2.5L L4 Gas
  • 1999 Jeep Wrangler Sport 4WD 4.0L L6 Gas
  • 1998 Jeep Wrangler Sahara 4WD 4.0L L6 Gas
  • 1998 Jeep Wrangler SE 4WD 2.5L L4 Gas
  • 1998 Jeep Wrangler Sport 4WD 4.0L L6 Gas
  • 1997 Jeep Wrangler Sahara 4WD 4.0L L6 Gas
  • 1997 Jeep Wrangler SE 4WD 2.5L L4 Gas
  • 1997 Jeep Wrangler Sport 4WD 4.0L L6 Gas

**This part fits a ton of vehicles, so let’s check to see if it fits yours. Don’t see it on the list above? No worries, type your vehicle in the search bar above to see the full list of compatible vehicles.**

Install Instructions

For information on how to install your Flowmaster FlowFX Cat-Back Exhaust System|97-99 Jeep Wrangler TJ|2.5L/ 4.0L

About Us
For over a century Holley has driven the cutting edge of fuel-system design. That work continues today through Holley's market-leading EFI products as well as through Holley's family of best-in-industry brands. Top brands like MSD, Flowmaster, Hurst, Accel and many more make up the industry's leading offering of enthusiast-driven products to deliver robust, complete performance solutions for builders, racers, and drivers. From propelling the LS-, Coyote-, and Gen 3 Hemi-swap trends, to continuously innovating late-model and vintage vehicle performance, Holley's commitment to its customers and their cars is at the core of everything we do.

Shipping times will varying depending on item and immediate availability. Many kits will ship in 3-7 business days while some other items will ship in 3-10 business days. We will email the tracking number to you within 24 hours once it ships to you, so you can easily track your package(s) from the us to your door. All shipping prices are based on the lower 48 states unless specified otherwise. Always inspect your items immediately upon receipt.

All Holley Performance Products Limited Warranties are extended to the original consumer only. This Limited Warranty is not assignable or otherwise transferable. There are no warranties that extend beyond those stated herein. Holley Performance Products offers no other warranties expressed or implied beyond this Limited Warranty. In the event of an alleged defect in material or workmanship, Holley Performance Products' responsibility is strictly limited to repair or replace the efective product. Holley has no other obligation expressed or implied. Final warranty determination will be in the sole discretion of Holley Performance Products. Holley shall not be responsible for; (a) actual or alleged labor, transportation, or other incidental charges; or (b) actual or alleged consequential or other damages incurred by use of any product of Holley Performance Products. To initiate the warranty process, the consumer must return the alleged defective product to the place of purchase with a dated receipt and completed applicable warranty claim tag. Warranty claims will be rejected if the date of purchase cannot be established by the consumer. Do not send products directly to Holley Performance Products. Holley Performance Products assumes no responsibility for products sent directly to Holley Performance Products.

WARNING: This product can expose you to Nickel, which is known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to p65warnings.ca.gov.

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