
The Story
REDBACK Megaflow Performance Muffler Solution for your Vehicle Universal Application
The REDBACK Universal Performance Muffler (H947GPZ) is a high-velocity exhaust solution specifically designed for large-capacity systems, including DT Series RAM models. Featuring a massive 10" x 6" oval barrel and a specialized single 3.5" entry to twin 3" exit configuration, this muffler utilizes an internal merge collector to maximize flow and performance. Constructed with a polished 430 Stainless Steel wrap and high-quality fiberglass packing, it delivers a deep, smooth performance note while significantly reducing backpressure.
Key Features:
- Megaflow Internal Merge Collector – Engineered to optimize exhaust gas transition from a single 3.5" pipe to dual 3" outlets
- Durable 430 Stainless Steel Construction – Features a polished stainless wrap for enhanced looks and corrosion resistance
- High-Quality Glass Packed Insulation – Provides a deep, refined exhaust resonance while maintaining acoustic stability
- Large 10" x 6" Oval Barrel – High-volume body design allows for excellent sound dampening without restricting flow
- 3.5" (89mm) Single Inlet to Twin 3" (76mm) Outlets – Ideal for high-performance dual-exit custom conversions
- DT Series RAM Compatible – Suitable as a performance replacement muffler for RAM DT series trucks
- Straight-Through Perforated Internals – Minimizes backpressure to improve engine efficiency and power output
- No Spigots Design – Provides a clean finish for professional flush-mount welding and custom fabrication
Specifications:
- Barrel Shape: Oval
- Barrel Size: 254mm (10") x 152mm (6")
- Barrel Length: 508mm (20")
- Tube Size (Inlet): 089mm (3.5") ID
- Tube Size (Outlet): Twin 076mm (3") ID
- Configuration: Single In / Twin Out
- Internals: Megaflow with Merge Collector
- Material: 430 Stainless Steel (Polished Wrap)
- Packing: Glass Packed
- Spigots: Without Spigots
Important Information
- The image shown may not reflect the actual product
- Shipping times may vary depending on destination and stock availability
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
REDBACK Megaflow Performance Muffler Solution for your Vehicle Universal Application
The REDBACK Universal Performance Muffler (H947GPZ) is a high-velocity exhaust solution specifically designed for large-capacity systems, including DT Series RAM models. Featuring a massive 10" x 6" oval barrel and a specialized single 3.5" entry to twin 3" exit configuration, this muffler utilizes an internal merge collector to maximize flow and performance. Constructed with a polished 430 Stainless Steel wrap and high-quality fiberglass packing, it delivers a deep, smooth performance note while significantly reducing backpressure.
Key Features:
- Megaflow Internal Merge Collector – Engineered to optimize exhaust gas transition from a single 3.5" pipe to dual 3" outlets
- Durable 430 Stainless Steel Construction – Features a polished stainless wrap for enhanced looks and corrosion resistance
- High-Quality Glass Packed Insulation – Provides a deep, refined exhaust resonance while maintaining acoustic stability
- Large 10" x 6" Oval Barrel – High-volume body design allows for excellent sound dampening without restricting flow
- 3.5" (89mm) Single Inlet to Twin 3" (76mm) Outlets – Ideal for high-performance dual-exit custom conversions
- DT Series RAM Compatible – Suitable as a performance replacement muffler for RAM DT series trucks
- Straight-Through Perforated Internals – Minimizes backpressure to improve engine efficiency and power output
- No Spigots Design – Provides a clean finish for professional flush-mount welding and custom fabrication
Specifications:
- Barrel Shape: Oval
- Barrel Size: 254mm (10") x 152mm (6")
- Barrel Length: 508mm (20")
- Tube Size (Inlet): 089mm (3.5") ID
- Tube Size (Outlet): Twin 076mm (3") ID
- Configuration: Single In / Twin Out
- Internals: Megaflow with Merge Collector
- Material: 430 Stainless Steel (Polished Wrap)
- Packing: Glass Packed
- Spigots: Without Spigots
Important Information
- The image shown may not reflect the actual product
- Shipping times may vary depending on destination and stock availability
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.












