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2.75IN Cat-Back Single 4.0IN American Flag Tips (21122USA) Sport Sound Level | 2007-2018 Jeep Wrangler JKU

SKU: 21122USA

1 review

SKU: 21122USA

Exit Configuration

Technical specifications

Performance results aren’t guaranteed & may vary.
+74.07% Flow increase
-7 weight savings (lbs.)

CORSA's Patented RSC® Technology is designed for an AGGRESSIVE SOUND under acceleration and DRONE-FREE EXPERIENCE during cruise. Every exhaust system is engineered specific to each vehicle application in order to maximize performance and eliminate drone at cruise


2007-2011 Jeep Wrangler JKU 3.8L V6
*Does not fit short wheelbase JK Wrangler

2012-2018 Jeep Wrangler JKU 3.6L V6
*Does not fit short wheelbase JK Wrangler


American Flag Etch 2.75" Cat-Back, Dual Rear Exit with Single 4.0" Tips
Sport Sound Level

  • Premium Stainless Steel Construction
  • Easy Bolt-on Installation
  • No Welding Needed
  • Patented No-Drone, Reflective Sound Cancellation (RSC®) Technology
  • Straight-through Design
  • Mandrel Bent
  • All Hardware and Detailed Instructions Included
  • Proudly Manufactured in Berea, Ohio

Pipe Dia. 2.75"
Exit Style
Dual Rear Exit 
Tip Style Single 4.0"
Tip Cut Straight
Flow Increase +74.07%
Weight Change -7lbs


Flag POL

Flag BLK



*Xtreme Sound Level Not Available



🗒️ Installation Instructions

📰 Blog Article(s): Read More


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

CORSA branded exhaust systems are backed by a Limited Lifetime warranty for as long as you own your vehicle with proof of purchase. (VIEW WARRANTY)

Every vehicle-specific CORSA product is engineered and designed to match the unique properties of the vehicle it is designed for to deliver perfect fitment and performance. CORSA does not recommend or recognize purchases and installations on unspecified vehicles.