FMF Powercore 4 Exhaust Silencer 07-10 Polaris RZR 800 - FMF 045181

The Powercore 4 S/A 045181 sets the standard for high-performance UTV mufflers, featuring an aluminium body and robust stainless steel Hi-Flo endcaps engineered for competitive off-road racing. This original race-design slip-on delivers enhanced power output and durability, while maintaining compliance with a 99dB sound rating when paired with the optional quiet insert. Ideal for demanding conditions, the Powercore 4 is compatible with either stock or FMF headers and includes a removable spark arrestor for added versatility.

Features

• Aluminium construction with stainless steel Hi-Flo endcaps for superior strength-to-weight ratio
• Boosts overall UTV power output
• 99dB sound level; optional quiet insert available for further noise reduction
• Compatible with stock or FMF headers for flexible installation
• Removable screen-type spark arrestor included
• Designed for demanding racing environments

Specifications

• Notice: Closed Course Use Only
• Item ID: 045181
• Type: Slip-On
• Configuration: Single
• Construction: Aluminium
• Finish: Champagne Anodised
• Midpipe: Stainless Steel
• Endcap: Stainless Steel
• Spark Arrestor: Screen Insert (included)
• Carb Warning: No
• Quiet Insert: Quiet Insert (sold separately)
• Weight: 6.2 lbs.

Vehicle Fitment

Polaris

• Ranger 800 RZR (2007–2010)

Supplier SKU: 06-440.FMF.PC4. Supplier availability is subject to change.

Why Buy From FDY Performance?

Shop with FDY Performance Ltd, a UK-based motorcycle parts and accessories retailer. We offer friendly product support and UK delivery options. Please check your bike make, model and year against the fitment information before ordering.