Polar Diesel 1989-1993 Dodge/Ram Cummins 5.9L 4" TURBO BACK STAINLESS

1989–1993 RAM 5.9L Cummins 4" Turbo Back Stainless Exhaust – Muffler & Mufflerless Options

Upgrade your 1989–1993 Dodge RAM 2500/3500 with 5.9L Cummins with the Polar Diesel 4" turbo back stainless steel exhaust system. Built from premium T409 stainless steel, this exhaust provides long-lasting corrosion resistance, improved airflow, lowered EGTs, and a deep, aggressive diesel tone.

Designed for easy installation, the system includes pre-welded contour bends, machined flanges, TorcTite® clamps, and pre-bent hangers for a precise, hassle-free fit. Choose between muffler or mufflerless configurations and single-side exit options to match your custom build or performance goals.

Features

• 4" turbo back exhaust for maximum performance
• Premium T409 stainless steel construction for durability and corrosion resistance
• Muffler or mufflerless options available
• Pre-welded contour bends and machined turbo flange for perfect fit
• Contour bent hangers for easy installation
• TorcTite® stainless clamps included
• No bungs required
• Single side exit design

Fitment

• Dodge RAM 2500 / 3500 (1989–1993)
• 5.9L Cummins Diesel Engine
• Cab/Box Configurations: Regular Cab / Extended Cab, Short Bed / Long Bed

Enhance your Cummins RAM with the Polar Diesel 4" turbo back stainless exhaust, designed for aggressive sound, improved performance, and long-lasting durability.