{"product_id":"dune-goons-fmf-factory-4-1-exhaust-power-commander-6-kit-yamaha-yfz450r-2010-2025","title":"Dune Goons FMF Factory 4.1 Exhaust \u0026 Power Commander 6 Kit - Yamaha YFZ450R (2010-2025)","description":"\u003cp\u003eFMF's flagship full system for the YFZ450R paired with the Dynojet Power Commander 6. The Factory 4.1 with MegaBomb header brings titanium and carbon fiber with power gains through the whole rpm range, and the PC6 lets you tune fuel and ignition to get the most out of it. Save 10% over buying them separately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e✓ Fits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2010-2025 Yamaha YFZ450R \/ YFZ450R SE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e✓ Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFMF Factory 4.1 full system with titanium muffler and carbon fiber end cap\u003c\/li\u003e\n\u003cli\u003eMegaBomb header for more power through the entire rpm range\u003c\/li\u003e\n\u003cli\u003eDynojet Power Commander 6 controls fuel and ignition mapping\u003c\/li\u003e\n\u003cli\u003eGet the exhaust and the tuner in one order\u003c\/li\u003e\n\u003cli\u003e10% kit savings vs. buying each part on its own\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e✓ What's Included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e(1) FMF Factory 4.1 Exhaust System with MegaBomb Header (1830-0410)\u003c\/li\u003e\n\u003cli\u003e(1) Dynojet Power Commander 6 PC6-22044 (1020-3645)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eShips fast from DuneGoonShop!\u003c\/p\u003e","brand":"Dune Goons","offers":[{"title":"Default Title","offer_id":51165003219169,"sku":"DGK-YFZR-FMF41","price":2041.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1219\/2993\/files\/Screenshot2026-09-11075014_69cc1ef2-7aaa-41b1-a24c-e73ca7a5b23c.png?v=1793067180","url":"https:\/\/dunegoonshop.com\/en-ca\/products\/dune-goons-fmf-factory-4-1-exhaust-power-commander-6-kit-yamaha-yfz450r-2010-2025","provider":"Dune Goons","version":"1.0","type":"link"}