As low as $102.50/mo with or . (Pay in 4 interest-free payments)
FMF Mini Factory 4.1 Exhaust System (Factory 4.1) for Off-Road Upgrade your ride with the FMF Mini Factory 4.1 Exhaust System —engineered for superior performance and durability. FMF’s Factory Forward Engineering centralizes mass for improved stability and helps reduce crash-damage risk, while delivering more power than stock exhaust setups. Key Features Factory 4.1 design for stronger output versus stock systems Centralized mass with FMF’s Factory Forward Engineering Includes smart rear end cap for easy tuning insert or spark arrestor access— remove four screws Meets AMA and FIM sound requirements Includes QuietCore 94 dB insert for quieter operation Spark arrestor included in the muffler Headers available with titanium or stainless steel options Specifications Type: Full System Muffler Material: Aluminum Pipe Material: Stainless Steel End Cap Material: Stainless Steel Model: Factory 4.1 Riding Style: Off-Road Units: Each Weight: 3.84 lbs Dimensions: 34.8" x 8.2" x 5.8"
Superior power than stock systems
Available with titanium and stainless steel headers
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
or 
. (Pay in 4 interest-free payments)
