Ram Cummins 4” DPF / DEF Delete Pipes | 2007–2024 | T409 Stainless | Dyno Diesels
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Complete your kit with these upgrades!
Straight-Through Diesel Muffler 3” / 4” / 5” | T409 Stainless | Dyno Diesels
Upgrade your truck's sonic profile and performance with our advanced mufflers. Features include a straight-through flow path for optimal performance, a non-directional design for flexible installation, and durable stainless steel mesh and fiberglass construction for longevity and resilience against harsh conditions. The straight-through design minimizes back pressure, boosting overall performance. Brand varies depending on size needed and truck.
Product Information
Product Description
Dyno Diesels 4” DPF / DEF Delete Pipes
Ram Cummins 2007–2024
Built for Cummins owners who want maximum exhaust flow, reduced restriction, and race-ready performance, the Dyno Diesels 4” DPF / DEF Delete Pipes convert your factory exhaust into a true 4-inch straight-through system while removing the DPF, catalytic converter, and muffler.
Constructed from custom T409 stainless steel, these pipes are engineered to handle extreme heat, harsh conditions, and high-horsepower applications. This is a no-compromise exhaust solution designed strictly for competition and off-road use.
No bottlenecks. No unnecessary components. Just clean, unrestricted exhaust flow—Dyno Diesels style.
Key Features
- True 4” Straight-Through Exhaust Conversion
- Removes DPF, CAT, and Muffler
- Custom T409 Stainless Steel Construction
- No Bungs – Clean, race-only configuration
- High-Quality Custom-Built Race Pipes
- Precision Fitment for Ram Cummins Platforms
- Designed for Competition & Off-Road Applications
Performance Benefits
- Dramatically reduced exhaust backpressure
- Improved turbo spool-up and throttle response
- Lower exhaust gas temperatures (EGTs)
- Aggressive, raw Cummins exhaust tone
- Ideal for tuned, deleted, and high-performance builds
These pipes reflect the Dyno Diesels prehistoric mindset—simple, strong, and brutally effective. Built to outlast and outflow factory systems, they are engineered for drivers who demand performance without compromise.
Dyno Diesels — Old power. Modern dominance. No extinction events.
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