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Product description
The FMF Factory 4.1 RCT Titanium Silencer For Suzuki DR-Z4S 400 ABS 2026 is part of the latest collection from FMF.
Features:
- FACTORY 4.1 RCT SLIP-ON MUFFLERS
- RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output
- Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power
- FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage
- Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws
- Compatible with stock header or FMF header
- QuietCore 94 dB insert included
- Spark arrestor included in muffler
- Available in natural titanium or blue anodized finish with titanium or carbon fiber end caps
- Meet AMA and FIM sound requirements
- NOTE: Will not pass 2025 FIM sound regulation
Specifications:
- End Cap Color/Finish: Black
- End Cap Material: Carbon Fiber
- Features: with Spark Arrestor
- Model: Factory 4.1 RCT
- Pipe Material: Titanium
- Product Name: Muffler
- Research Value: Finalized
- Riding Style: Off-Road
- Style: 4-Stroke
- Units: Each
To fit:
- SUZUKI DR-Z4S+ 400 ABS 2026 American Models
- SUZUKI DR-Z4S 400 ABS 2026 All Models
Manufacturer part number: 043381
View all FMF. View all Parts and spares.
Contents
Your package will include the following:
- 1 X FMF Factory 4.1 RCT Titanium Silencer For Suzuki DR-Z4S 400 ABS 2026
To fit:
- SUZUKI DR-Z4S+ 400 ABS 2026 American Models
- SUZUKI DR-Z4S 400 ABS 2026 All Models

GhostBikes are now stocking a full range of FMF pipes for a wide range of off road 2 stroke and 4 stroke makes and models! Get more power from your bike with an FMF exhaust system!
FMF is one of the world's leading manufacturers of aftermarket motorcycle exhaust systems. Their exhausts are designed to increase the performance of your bike while also giving it a more aggressive sound. FMF offers a wide range of exhaust options, including full systems, slip-on mufflers, and head pipes, for various makes and models of off-road and motocross motorcycles.
Product description
The FMF Factory 4.1 RCT Titanium Silencer For Suzuki DR-Z4S 400 ABS 2026 is part of the latest collection from FMF.
Features:
- FACTORY 4.1 RCT SLIP-ON MUFFLERS
- RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output
- Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power
- FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage
- Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws
- Compatible with stock header or FMF header
- QuietCore 94 dB insert included
- Spark arrestor included in muffler
- Available in natural titanium or blue anodized finish with titanium or carbon fiber end caps
- Meet AMA and FIM sound requirements
- NOTE: Will not pass 2025 FIM sound regulation
Specifications:
- End Cap Color/Finish: Black
- End Cap Material: Carbon Fiber
- Features: with Spark Arrestor
- Model: Factory 4.1 RCT
- Pipe Material: Titanium
- Product Name: Muffler
- Research Value: Finalized
- Riding Style: Off-Road
- Style: 4-Stroke
- Units: Each
To fit:
- SUZUKI DR-Z4S+ 400 ABS 2026 American Models
- SUZUKI DR-Z4S 400 ABS 2026 All Models
Manufacturer part number: 043381
View all FMF. View all Parts and spares.
Contents
Your package will include the following:
- 1 X FMF Factory 4.1 RCT Titanium Silencer For Suzuki DR-Z4S 400 ABS 2026
To fit:
- SUZUKI DR-Z4S+ 400 ABS 2026 American Models
- SUZUKI DR-Z4S 400 ABS 2026 All Models

GhostBikes are now stocking a full range of FMF pipes for a wide range of off road 2 stroke and 4 stroke makes and models! Get more power from your bike with an FMF exhaust system!
FMF is one of the world's leading manufacturers of aftermarket motorcycle exhaust systems. Their exhausts are designed to increase the performance of your bike while also giving it a more aggressive sound. FMF offers a wide range of exhaust options, including full systems, slip-on mufflers, and head pipes, for various makes and models of off-road and motocross motorcycles.




































