The FMF Racing Factory 4.1 SL slip-on exhaust offers unrivalled ATV performance enhancement, engineered for riders seeking substantial horsepower gains across the entire RPM range. Precision-built with titanium and a durable stainless steel midpipe, this slip-on system is trusted by top factory teams and can be paired with FMF headers or utilise the original stock header for versatile installation. Optional inserts allow for customisation of sound and spark protection, making this exhaust a leading choice for performance enthusiasts.

Features

• Premier slip-on ATV exhaust maximising horsepower throughout the RPM range
• Constructed using titanium with a natural finish for optimal strength-to-weight ratio
• Stainless steel midpipe and endcap for added durability
• Includes screen insert spark arrestor and 94dB quiet insert
• Compatible with FMF Powerbomb, Megabomb, or stock headers
• Used in competition by leading factory teams such as KTM and Epic Can-Am
• Closed course use only

Specifications

• Item ID: 044211
• Type: Slip-On
• Configuration: Single
• Construction: Titanium
• Finish: Natural
• Midpipe: Stainless Steel
• Endcap: Stainless Steel
• Spark Arrestor: Screen Insert (included)
• Quiet Insert: 94dB Insert (included)
• Weight: 5.4 lbs

Vehicle Fitment

Yamaha

• Raptor 700 (2006–2023)