Magnaflow XL Series 4 Inch Exhaust System with Dual Exit Behind Rear Tires - 16965

Magnaflow XL Series 4 Inch Exhaust System, Dual Exit Behind Rear Tires

MagnaFlow's XL Series Exhaust System is our mid-level performance diesel system featuring a satin finish 100% stainless steel muffler, stainless steel band clamps and 5" mandrel-bent stainless steel tubing with a single-wall, clamp-on polished tip. Each system features a lifetime warranty.

OEM-Style Barbed Hangers.

Giant 6" Polished Stainless Steel Single-Wall, Clamp-On Polished Tip.

Features A Lifetime Warranty.

You can expect significant gains in horsepower, torque, improved fuel economy and a lower EGT (exhaust gas temperature).

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.

[MNF16965]
Gain up to 20HP and 20lbs of Torque!
Fits V8 6.6L Duramax Diesel / Short Bed 78" Bed Length