Pre-Owned – Good Condition

This pipe is in good overall condition with minor cosmetic scuffing on the exterior (see photos for detail). Fully inspected and in proper working condition.

A cost-effective option for riders looking to replace or upgrade without paying full retail.

Final Sale – No Returns

KTM FMF TurbineCore 2.1 Silencer A42005979004

Lightweight aluminum silencer with integrated spark arrestor for motocross use

The KTM FMF TurbineCore 2.1 Silencer A42005979004 is a performance exhaust component designed specifically for KTM motocross models. Constructed with a premium aluminum outer sleeve, it delivers a strong, full exhaust tone while maintaining reduced noise levels for race-compliant sound control.

Details:
• Part number: A42005979004
• Outer sleeve made from high-quality aluminum
• Lightweight design for improved handling
• Produces a full exhaust sound with low noise output
• Features an internal spark arrestor for added safety
• Developed for motocross applications
• Ensures a precise fit and easy installation
• Recommended for use with the FMF Fatty Pipe for best performance results

Compatibility:
Designed for select KTM motocross models. Please verify your motorcycle’s model and year for exact fitment before installation.

Built for riders who demand consistent exhaust performance and compliance, the FMF TurbineCore 2.1 Silencer combines lightweight construction, durability, and reliable power delivery for closed-course motocross use.