Los Angelas , CA, United States, May 27th, 2026, FinanceWire
Broader fitment coverage now available for Powerstroke, Cummins, and Duramax platforms — engineered for off-road and competition use.
Suncent Auto, a diesel performance parts retailer serving heavy-duty truck owners across North America, has expanded its catalog of exhaust system components with updated down pipe assemblies and complete DPF delete kit packages covering three of the most widely used diesel truck platforms on the market.
The expanded lineup targets Ford Super Duty trucks equipped with the 6.7L Powerstroke, Ram 2500 and 3500 models running the 6.7L Cummins, and Chevrolet Silverado HD and GMC Sierra HD trucks built around the 6.6L Duramax — including LML, LMM, and L5P variants across multiple model years.
Purpose-Built for Off-Road and Competition Applications
The newly added down pipe systems are designed to replace the factory exhaust section between the turbocharger outlet and downstream components. Each assembly is mandrel-bent from corrosion-resistant stainless steel — a construction method that maintains consistent pipe diameter through bends, preserving exhaust velocity and reducing restriction under sustained load. The design is intended specifically for off-road, closed-course, and competition environments where exhaust flow efficiency is a priority.
Alongside the down pipe additions, the expanded DPF delete kit range provides diesel truck owners with complete hardware packages for off-road exhaust builds. Each kit includes the delete pipe, clamps, flanges, and mounting hardware engineered to align with factory exhaust routing — keeping installation straightforward in controlled environments without cutting or welding. All components are produced for off-road and competition use only, in accordance with applicable emissions regulations.
System Options Across Two Primary Configurations
The catalog expansion covers both primary exhaust system architectures used in off-road diesel builds. Downpipe-back configurations replace restriction points downstream while retaining factory components ahead of the deletion point — a practical choice for builds that prioritize simplicity. Turbo-back configurations restructure the full exhaust path from the turbo outlet to the rear tip, the preferred architecture for owners pursuing maximum airflow in competition or performance builds.
Available pipe diameter options include 4-inch systems, suited to daily-driven off-road trucks and towing rigs where balanced airflow and manageable exhaust tone are priorities, and 5-inch systems engineered for high-output builds where maximum flow is the objective. Suncent Auto offers both options across supported platforms to accommodate a range of build targets and use environments.
As a required complement to any DPF delete build, compatible ECM tuning solutions are available through Suncent Auto alongside hardware — a necessary step in any off-road exhaust configuration, as modern diesel engine management systems monitor emissions components through sensor feedback and require reprogramming to function correctly without them.
Fitment Engineering Across Major Diesel Platforms
Each down pipe and DPF delete kit in the expanded catalog is developed to match vehicle-specific geometry — accounting for sensor placement, flange orientation, and exhaust routing variations across production years. The goal is consistent bolt-on compatibility at factory mounting points, reducing installation complexity for off-road builds.
Platform coverage includes:
- Ford Super Duty — 6.7L Powerstroke (multiple model years)
- Ram 2500 / 3500 — 6.7L Cummins (multiple model years)
- Chevrolet Silverado HD / GMC Sierra HD — 6.6L Duramax LML, LMM, L5P
Regulatory Notice
All down pipe assemblies and DPF delete kit components offered by Suncent Auto are designated for off-road, competition, and closed-course use only. Modification or removal of factory emissions equipment on vehicles operated on public roads may violate federal and state emissions laws. Buyers are responsible for confirming applicable regulations in their jurisdiction prior to purchase.
Full product details and fitment information are available at www.suncentauto.com.
About Suncent Auto
Suncent Auto is an automotive performance parts retailer specializing in diesel exhaust systems, down pipe solutions, and DPF delete kit components. The catalog covers vehicle-specific fitment for major diesel truck platforms — Powerstroke, Cummins, and Duramax — with a focus on material quality, fitment precision, and fast order fulfillment for off-road and performance-oriented applications.
Logistics Transfer Centers:
Los Angeles Area: 2000 W. Baseline Rd, Rialto, CA 92376
Philadelphia Area: 904 Springdale Dr, Exton, PA 19341
All products are intended for off-road, competition, and closed-course use only.