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MagnaFlow 4in Down-Pipe | GM Diesel 01-07 (15399)

MagnaFlow 4in Down-Pipe | GM Diesel 01-07 (15399)

15399

In stock

$209.00 USD
$209.00 USD $209.00 USD
ADDITIONAL DISCOUNTS APPLIED AT CHECKOUT Sold out

The MagnaFlow Down-Pipe 06-07 GM Diesel 6.6L is a high-performance exhaust component designed to enhance turbocharged diesel engines. Crafted from 4-inch diameter mandrel-bent stainless steel, this downpipe offers superior flow characteristics and improved exhaust efficiency. Its weight-optimized design reduces overall system weight while maintaining durability, thanks to 100% corrosion-resistant stainless steel construction. Manufactured using precision CNC robotic techniques, this performance pipe ensures consistent quality and optimal fitment. The downpipe is engineered to maximize exhaust flow, resulting in increased horsepower, torque, and overall engine responsiveness. Its robust construction and precise engineering make it an ideal upgrade for diesel enthusiasts seeking improved performance and reliability.

Designed specifically for 2006-2007 GM diesel trucks with 6.6L engines, this downpipe serves as a direct replacement for the stock component. It is intended for use in performance applications, including towing, off-road, and daily driving, where enhanced exhaust flow can provide noticeable gains. Professional installation is highly recommended to ensure proper fitment and optimal performance. The kit includes the mandrel-bent stainless steel pipe, ready for installation on compatible GM diesel models. This downpipe is compatible with stock exhaust systems or aftermarket upgrades, offering a straightforward upgrade path for increased power and efficiency in diesel trucks.

Overview

Magnaflow Down-Pipe

Fits 2006–2007 GM Diesel 6.6L

Part #: 15399

Overview

The MagnaFlow Down-Pipe 15399 is a high-performance exhaust component designed specifically for 2006 and 2007 GM diesel trucks with a 6.6L engine. Crafted from durable stainless steel, this mandrel-bent pipe enhances exhaust flow, supporting improved turbo response and overall engine efficiency. It is ideal for enthusiasts seeking to optimize their vehicle’s power output and durability while maintaining a robust, factory-like fitment. The downpipe’s precision manufacturing ensures a seamless upgrade that complements your vehicle’s existing exhaust system, providing a noticeable improvement in performance and sound quality. This downpipe is engineered for those who demand quality and reliability in their diesel performance upgrades. Whether you’re aiming for better response during towing or looking to support further modifications, this component helps your vehicle breathe more freely, contributing to enhanced engine performance and longevity.

Key Features

  • Constructed from 100% stainless steel for corrosion resistance and durability
  • Mandrel-bent design for optimal exhaust flow and reduced backpressure
  • Precision CNC robotic manufacturing for consistent quality and fit
  • Weight-optimized to reduce overall exhaust system weight
  • Designed specifically for 2006–2007 GM 6.6L diesel trucks
  • Supports improved turbo response and engine efficiency
  • Enhances exhaust sound with a deeper, more aggressive tone

Construction & Design

This downpipe features a seamless stainless steel construction with mandrel bends, ensuring smooth airflow and structural integrity. The CNC manufacturing process guarantees precise fitment and consistent quality, making installation straightforward and reliable.

Installation & Fitment

Professional installation is highly recommended to ensure proper fitment and optimal performance. The downpipe is designed to bolt directly into the factory exhaust system, providing a straightforward upgrade for compatible GM diesel models.

What’s Included

This package includes the stainless steel downpipe designed specifically for 2006–2007 GM 6.6L diesel trucks, with all necessary hardware for installation.
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