Powercore 4 Exhaust Silencer 04-07 KTM 450 525 EXC MXC SX XC XCW - FMF 045135

The FMF Racing Powercore 4 045135 delivers outstanding race-inspired performance at an accessible price point. Engineered for riders seeking enhanced torque and horsepower, this slip-on muffler combines rugged construction with advanced packing materials to ensure maximum longevity on and off the track. Its stainless steel and aluminium build, champagne anodised finish, and included removable spark arrestor make it an ideal solution for those who demand reliability and performance without exceeding budget constraints.

Features

• Overall increase in power and torque for improved performance
• Durable stainless steel and aluminium construction for longevity
• Advanced packing material extends muffler life
• Champagne anodised aluminium can for a premium look
• Removable spark arrestor included for versatility
• Optional 96dB quiet insert (sold separately)
• Notice: Closed Course Use Only
• Compatible with stock header

Specifications

• Item ID: 045135
• Type: Slip-On
• Configuration: Single
• Construction: Aluminium
• Finish: Champagne Anodised
• Midpipe Material: Stainless Steel
• Endcap Material: Stainless Steel
• Spark Arrestor: Screen Insert (included)
• Carb Warning: No
• Quiet Insert: Optional (sold separately)
• Weight: 4.6 lbs (2.09 kg)
• Fits with stock header

Vehicle Fitment

KTM

• 450 EXC (2004–2006)
• 450 MXC (2004–2006)
• 450 SX (2004–2006)
• 450 XC (2006–2007)
• 450 XCW (2007)
• 525 EXC (2004–2006)
• 525 MXC (2004–2006)
• 525 SX (2004–2006)
• 525 XC (2006–2007)
• 525 XCW (2007)