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FMF Factory 4.1 RCT Slip-On Blue Titanium/ Carbon Silencer & Megabomb Header - Husqvarna FC450 2016-18, KTM SXF450 2016-18

Now £1,084.05 (FREE UK Delivery)
Was: £1,141.10 You Save: £57.05 (5%)
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The Megabomb Header Pipe & Factory 4.1 RCT Slip-On Silencer Kit from FMF is the ultimate power pipe system for 4 stroke motocross & enduro bikes!

Megabomb Titanium Header Pipe.


  • The ultimate power booster features exclusive Ti-Metal construction
  • Improved bottom to mid-range power
  • Produce the low end of a longer header and the top end of a short header
  • Less susceptible to damage than a long header
  • Run well with sound-restricting mufflers; effectively reduce sound output by as much as 1.5 dB
  • Factory team tested
  • Material: Titanium
  • Weight: Approx. 0.5kg
  • Style: Front header exhaust pipe

Factory 4.1 RCT Slip-On Titanium Silencer.


  • The RCT Slip-On Silencer features Resonance Chamber Technology (RCT); a patented core shape that lowers decibels while maintaining maximum power output.
  • Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power
  • 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
  • Compatible with stock header or FMF header
  • Meet AMA and FIM sound requirements
  • QuietCore 94db insert included
  • Spark arrestor included in silencer 
  • Carbon end cap
  • Made in the U.S.A.
  • Materials: Titanium/ Carbon
  • Finish: Anodised blue

To fit:   

  • HUSQVARNA FC 450 2016 ALL
  • HUSQVARNA FC 450 2017 ALL
  • HUSQVARNA FC 450 2018 ALL
  • KTM SX-F 450 2016 AMERICA
  • KTM SX-F 450 2016 EUROPE
  • KTM SX-F 450 2017 AMERICA
  • KTM SX-F 450 2017 EUROPE
  • KTM SX-F 450 2018 ALL
  • KTM SX-F 450 Factory Edition 2015 AMERICA
  • KTM SX-F 450 Factory Edition 2016 AMERICA
  • KTM SX-F 450 Factory Edition 2017 AMERICA
  • KTM XC-F 450 2016 AMERICA
  • KTM XC-F 450 2017 AMERICA




If you require a refund please return the item(s) to the address below along with a Returns Sheet and we will promptly refund the order in full:

Dennis Winter Ltd
Canalhead Service Station
South Street
HU17 5NY

*If an item is returned the customer is required to cover the cost of return P&P (unless otherwise agreed.)

Shipping rates:

UK mainland (Exc. N. Ireland) = FREE DELIVERY ON ALL ORDERS.

Western Europe Up to 1KG = £7.99
Western Europe 1-2 KG = £9.99
Western Europe 2+ KG = £19.99

No credit or debit card details are held on our system and all payments are made via a sceure network.