Magnaflow PRO Series 4 Inch Exhaust System - 17943

Magnaflow PRO Series 4 Inch Exhaust System

MagnaFlow's PRO Series Exhaust System is our entry-level performance diesel system featuring a satin finish 100% stainless steel muffler with a straight-through design, stainless steel band clamps and mandrel-bent stainless steel tubing. (Tips sold separately.) Each system features a lifetime warranty.

OEM-Style Barbed Hangers.

Giant Polished Stainless Steel Tip Sold Separately

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.

[MNF17943]
Gain up to 20HP and 20lbs of Torque!
Fits V8 6.6L Duramax Diesel / Short Bed 78" Bed Length