The Borla Cat-Back Exhaust System
features a straight through muffler for an optimal flow, as well as premium
aircraft quality stainless steel. These materials provide for an unrestricted
airflow which unleashes more power along with that distinctive Borla sound. The
stainless steel tubing is mandrel-bent meaning, it has no crimps and an
ultra-smooth surface to maximize airflow. The cat-back system will never rust,
and is backed by Borla's one million mile warranty. Gain power and a throaty
exhaust note with a Borla Cat-back Exhaust System.
Borla
Cat-Back Benefits
- Optimized flow: more
horsepower, and torque
- Improved gas mileage
- Throaty Borla exhaust note
- Enhances your Truck's
appearance
-
One million mile
warranty

Construction
- Mandrel-bent stainless steel
tubing
- Precision CNC manufactured to
ensure a perfect fit
- Dual rear exit

Fitments
- Ford F-150 4.6L/5.4L V8
2004-2007, crew cab, extended cab, short bed
(140137)
- Will NOT fit 2004 F-150
Heritage Edition
Install Guide