New from XFORCE Exhaust of Australia this STAINLESS Steel 3.0" CAT back SOUND CONTROL Exhaust kit will bolt to your factory CATS .

Twin 3.0" X Pipe Design
Center section with Oval Resonator
QUAD Duel Tip System with rear oval muffler and QUAD round double wall resonator Tips in 3.5"

Great for Extracting more power and Torque from the FG FPV 335 GT with out being loud
Coyote 5.0L Supercharged .

mufflers combine both the design technology of the stock muffler and the performance muffler into one single compact unit. 

V8 Mufflers 3" with Quad 3.5" Tips 
Center Pipes 3" 

Power results Link - Copy & paste link

http://blog.xforce.com.au/?p=30#more-30

Fits the FG FPV 335 GT SEDAN Falcon Only.