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DieselR Aluminized 4-Inch Cat-Back Exhaust – Single Exit for 2001–2007 GM 6.6L Duramax LB7/LLY/LBZ (No OEM 4-Bolt Flange)

Original price was: $640.00.Current price is: $91.43.

In stock

Quantity
SKU: 256-011134 Category: Brand:

Description

The Dieselr Aluminized 4″ Cat Back Exhaust (2001–2007) is engineered for performance-focused diesel platforms equipped with a factory 4-bolt flange connection. Built from 4-inch heavy-gauge aluminized steel, this system enhances exhaust flow, reduces restriction, and provides consistent performance under high-load conditions.

Each Dieselr exhaust is mandrel-bent for precision airflow and TIG-welded for long-term structural strength. The aluminized finish resists corrosion, oxidation, and road wear—ensuring lasting durability and reliability in any environment. Installation is straightforward, with factory-style alignment and hanger points designed for a perfect, rattle-free fit.

Refined through field testing and precision manufacturing, this Dieselr aluminized system delivers strong flow, clean tone, and mechanical dependability built to last.

Key Features

  • 4″ aluminized steel construction for corrosion protection and strength
  • Mandrel bends for smooth, unrestricted exhaust flow
  • Precision-welded seams for leak-free longevity
  • Factory-style hanger alignment for quick, secure installation

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