Technical Specifications
Features 4" bright chrome on T-304 stainless steel tips.
BORLA® Cat-Back™ & Axle-Back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA® Sound of Power respected by motoring enthusiasts everywhere.
Each system is built from premium, high-quality T-304 austenitic stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit.
| Pipe Diameter | Tip Size | Tip Exit |
|---|---|---|
| single 3" into muffler dual 2.25" out | 4" | Truck Single Split Rear Exit |
Installation
https://www.borla.com/media/installation_instructions/A-35259.pdf
Fitment
June 2004-2008 Ford F-150 4.6/ 5.4L V8 Automatic/ Manual Transmission 2 & 4 Wheel Drive Extended Cab With Short Bed (5' 6") 132.5" Wheelbase/ Extended Cab With Standard Bed (6' 6") 144.5" Wheelbase/ Crew Cab With Short Bed (6' 6") 138.5" Wheelbase.