MagnaFlow Catalytic ConverterDirect Fit Catalytic Converter- 49 State Legal (Not California Approved)FordMustang2007 to 20095.4L Shelby GT500 Off-Road Only 2.5" X Pipe w/Metallic Spun Converters : MagnaFlow Performance Exhausts

Ribbed Body:  All MagnaFlow catalytic converters feature a ribbed body that gives added strength. Stainless Steel:  100% Stainless Steel materials wont rust or oxidize. - $660.66

Borla 140210 Stainless Steel Catback Exhaust System : Borla 140210

BORLA Cat-Back exhausts 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 Aircraft-Quality T-304 Stainless Steel, an alloy superior to T-400 series knockoffs, to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow and power, and precision computer-controlled CNC manufacturing ensures an accurate fit. Best of all, BORLA stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.

Product Specifications:

Product Type:  Cat-Back System
Tip Style:  36
Tip Exit:  Split Rear

Application(s):   Ford Mustang Shelby GT500 5.4L V8 RWD AT/MT 2007