Magnaflow Exhaust System Turbo-Back 4" SS tubing 15931

MagnaFlow's Performance Diesel Systems feature giant, fast-flowing, 4" mandrel-bent stainless steel tubing, and a polished 5" diameter stainless steel tip. The MagnaFlow systems incorporate mirror finished MagnaFlow Performance Mufflers with a straight-through design. You can expect significant gains in horsepower, torque, improved fuel economy and a lower EGT (exhaust gas temperature).
• MagnaFlow Performance with a Lifetime Warranty
• OEM-Style Barbed Hangers
• Giant 5" Polished Stainless Steel Tip

Turbo-Back: Replaces the flattened OEM downpipe with a stepped mandrel-bent down pipe and OEM style flange that bolts to the back half of the system. Use when a few engine modifications are planned.

(*3.5" with 3" reduction at flange - for use with stock or mildly modified motors.)