Mini Powercore 4 Exhaust System 01-04 Honda CRF XR 70 F R - FMF 041016

Delivering unmatched value and performance for your mini bike, the FMF Racing Mini Powercore 4 exhaust combines featherweight construction with advanced materials for maximum power gains. Designed as a complete system with a Hi-Flo stainless steel core, formed end caps, and an aircraft-grade aluminium canister, this system sheds significant weight compared to stock exhausts. The included stainless steel header and thoughtfully engineered flow design deliver instant throttle response and an unmistakable sound, transforming your machine’s performance with a straightforward bolt-on upgrade.

Features

• Hi-Flo stainless steel core improves exhaust flow and power output
• Aircraft-grade aluminium canister combines durability with significant weight savings
• Formed end caps provide optimal exhaust pressure and strength
• Stainless steel header for long-term corrosion resistance
• Closed course use only
• Noticeably lighter than OEM system (2.8 lbs total weight)
• Direct bolt-on fit; no carburettor modification required

Specifications

• Item ID: 041016
• Type: Complete system
• Header construction: Stainless steel
• Header type: Hi-Flo
• Weight: 2.8 lbs (1.27 kg)
• Carburettor warning: No

Vehicle Fitment

Honda

• CRF70F (2004)
• XR70R (2001–2003)