FMF Powercore 4 S/A Exhaust System 041017 for Honda XR70R and CRF70F

Upgrade your motorcycle’s exhaust performance with the FMF Powercore 4 S/A Exhaust System, manufacturer part number 041017 and vendor part number 041017. Designed for improved exhaust flow and sound control, this system features the latest Powercore 4 design with a high-flow core that provides increased surface area to absorb more sound while allowing exhaust gases to move efficiently. The result is a lighter, stronger, and more performance-focused alternative to the stock exhaust system.

The FMF Powercore 4 S/A system is constructed with an extruded aluminum canister and a stainless steel midpipe. The midpipe is MIG/TIG welded for dependable strength and durability, while space-age internal packing helps manage exhaust sound and withstand demanding riding conditions. A maintenance-free stainless steel spark arrestor screen is included and is U.S. Forestry approved, making this exhaust system suitable for applicable off-road riding environments.

This FMF exhaust system is designed to fit select Honda models, including the 2004 Honda CRF70F and the 2000–2003 Honda XR70R. Confirm your motorcycle model and year before ordering to ensure proper fitment. The Powercore 4 S/A combines durable construction, efficient exhaust flow, and spark-arrestor functionality for riders seeking a practical performance upgrade for compatible Honda mini motorcycles.

Features:

• High-flow Powercore 4 design increases core surface area for improved sound absorption and efficient exhaust flow
• Extruded aluminum canister provides a lightweight and durable construction
• Stainless steel midpipe is MIG/TIG welded for added strength and reliability
• Space-age internal packing helps control exhaust sound and withstand high-temperature operation
• Lighter, stronger, and more powerful than comparable stock exhaust systems
• U.S. Forestry approved maintenance-free stainless steel spark arrestor screen
• Fits 2004 Honda CRF70F and 2000–2003 Honda XR70R