PPE DPF-Back Single-Exit Exhaust Kit - Black Ceramic Tip & Raw Tubes (2020-2022 GM 3.0L Duramax) - (117050020
Overview
Wake up your 2020-2022 GM 3.0L Duramax with PPE's 304 Stainless Steel DPF-Back Single-Exit Performance Exhaust Kit. Designed to improve exhaust flow and reduce backpressure, this system delivers better throttle response, improved efficiency, and a deeper, more refined exhaust tone. The raw stainless tubing paired with a black ceramic-coated tip adds a clean, aggressive look.
High-Quality 304 Stainless Steel Construction
This system is built from mandrel-bent 4-inch 304 stainless steel tubing for maximum durability and corrosion resistance. PPE also incorporates interlocking 304 stainless woven bellows for added flexibility and long-term reliability.
Performance Benefits
The free-flowing design helps reduce backpressure at the manifolds, allowing the turbo to operate more efficiently. Drivers can expect quicker engine response and the potential for improved fuel economy.
Simple Bolt-On Installation
This kit installs easily using the factory hanger locations - no cutting or welding required. It replaces the OEM exhaust from the DPF back to the tailpipe and includes all necessary 304 stainless steel clamps.
Finish Options
The tubing is available in raw or polished stainless steel, and the exhaust tip can be ordered in black ceramic-coated or fully polished finishes.
Key Features
- Complete bolt-on system; no cutting or welding needed
- 4-inch mandrel-bent 304 stainless steel tubing
- 5-inch black ceramic-coated exhaust tip
- Interlocking 304 stainless woven bellows
- Improves airflow and reduces backpressure
- Quicker turbo and throttle response
- Uses OEM hanger locations for easy installation
- Includes 304 stainless steel clamps
- Limited lifetime warranty on 304 stainless components
- One-year warranty on ceramic-coated tip finish
Application
- 2022 GMC Sierra 1500 3.0L I6 Turbo Diesel (Duramax)
- 2022 Chevrolet Silverado 1500 3.0L I6 Turbo Diesel (Duramax)
- 2021 GMC Sierra 1500 3.0L I6 Turbo Diesel (Duramax)
- 2021 Chevrolet Silverado 1500 3.0L I6 Turbo Diesel (Duramax)
- 2020 GMC Sierra 1500 3.0L I6 Turbo Diesel (Duramax)
- 2020 Chevrolet Silverado 1500 3.0L I6 Turbo Diesel (Duramax)
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov

