Upgrade your two-stroke KTM with the FMF Powercore II Silencer, manufacturer part number 025077 and vendor part number 79-2531. Designed for responsive performance and reduced exhaust noise, this silencer is engineered for riders seeking dependable performance on the track and trail. Its aircraft-grade 6060 T6 aluminum construction provides a strong, lightweight housing built to withstand demanding riding conditions.
The FMF Powercore II is completely repackable, helping simplify maintenance and extend service life. Its performance-focused design works with both stock expansion chambers and aftermarket pipes, making it a versatile replacement or upgrade for compatible KTM two-stroke models. The silencer is designed to deliver maximum performance while minimizing noise, supporting consistent operation during hard riding.
Fitment includes the 2004–2010 KTM 125 SX, 2007–2008 KTM 144 SX, and 2009 KTM 150 SX. Verify your motorcycle model and year before ordering to ensure proper compatibility. This FMF Powercore II Silencer combines durable aluminum construction, serviceable packing, and broad pipe compatibility in a purpose-built exhaust component for KTM motocross motorcycles.
Features:
- Construction: Extruded from aircraft-grade 6060 T6 aluminum alloy for strength and reduced weight
- Serviceability: Completely repackable for convenient maintenance and extended product life
- Performance: Designed to provide maximum performance with minimum noise
- Compatibility: Fits stock pipes as well as compatible aftermarket pipes
- Fitment: Fits 2007–2008 KTM 144 SX, 2004–2010 KTM 125 SX, and 2009 KTM 150 SX
- Brand: FMF
- Manufacturer Part Number: 025077
- Vendor Part Number: 79-2531
Fitment:
2004 KTM 125 SX
2004 KTM 150 SX
2005 KTM 125 SX
2005 KTM 150 SX
2006 KTM 125 SX
2006 KTM 150 SX
2007 KTM 125 SX
2007 KTM 144 Sx
2007 KTM 150 SX
2008 KTM 125 SX
2008 KTM 144 Sx
2008 KTM 150 SX
2009 KTM 125 SX
2009 KTM 150 SX
2009 KTM 150 XC
2010 KTM 125 SX
2010 KTM 150 SX
2010 KTM 150 XC