{"product_id":"fmf-factory-4-1-rct-slip-on-exhaust-for-yamaha-yz450f-and-yz450fx-titanium-and-aluminum-options","title":"FMF Factory 4.1 RCT Slip-On Exhaust for Yamaha YZ450F and YZ450FX - Titanium and Aluminum Options","description":"\u003cp\u003eThe FMF Factory 4.1 RCT Slip-On Exhaust is engineered to maximize performance and durability for your Yamaha YZ450F and YZ450FX models from 2014 to 2018. Featuring all-new Resonance Chamber Technology, this exhaust system is designed to optimize exhaust flow and sound quality. The patented core shape effectively lowers sound levels while maintaining peak power, providing a balanced combination of performance and noise reduction. The innovative canister shape increases internal volume, allowing for more sound-absorbing material that results in a refined exhaust note. The chamber design is tailored to enhance and refine exhaust pressure, improving throttle response and overall engine efficiency.\u003c\/p\u003e\u003cp\u003eFactory forward engineering centralizes mass to reduce the risk of crash damage and improve handling. Each system is tuned with application-specific core specifications, ensuring optimal performance for your particular riding style and bike setup. The rear end cap design allows for easy installation of tuning tip inserts or spark arrestors, making adjustments straightforward without extensive modifications. The FMF Factory 4.1 RCT is available in two configurations: Titanium (Ti RCT) with a titanium canister and mid-pipe, and Aluminum (Aluminum RCT) with an aluminum canister and stainless mid-pipe. Both options include a spark arrestor and wash plug, meeting safety and environmental standards.\u003c\/p\u003e\u003cp\u003eDesigned for riders seeking enhanced power, sound control, and durability, this slip-on exhaust seamlessly integrates with your Yamaha YZ450F or YZ450FX. Whether you're racing or trail riding, the FMF Factory 4.1 RCT provides a significant upgrade over stock systems, ensuring your bike performs at its best with less weight and improved exhaust flow. Installation is simple, thanks to the innovative rear end cap, and the system's robust construction guarantees long-lasting performance in demanding riding conditions.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eResonance Chamber Technology: Enhances exhaust flow and sound quality\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePatented core shape: Lowers sound level while maintaining maximum power output\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePatented canister shape: Increases internal volume for better sound absorption\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eChamber design: Refines and enhances exhaust pressure for improved performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFactory forward engineering: Centralizes mass for better handling and crash resilience\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eTuned specifications: Optimized for specific applications and riding conditions\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRear end cap: Facilitates easy installation of tuning tip inserts or spark arrestors\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eTi RCT configuration: Includes titanium canister and mid-pipe for lightweight durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAluminum RCT configuration: Features aluminum canister and stainless mid-pipe for strength\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes spark arrestor and wash plug: Meets safety and environmental standards\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFits,\u003cbr\u003e\nYamaha WR450F 2016\u003cbr\u003e\nYamaha WR450F 2017\u003cbr\u003e\nYamaha WR450F 2018\u003cbr\u003e\nYamaha YZ450F 2014\u003cbr\u003e\nYamaha YZ450F 2015\u003cbr\u003e\nYamaha YZ450F 2016\u003cbr\u003e\nYamaha YZ450F 2017\u003cbr\u003e\nYamaha YZ450FX  2017\u003cbr\u003e\nYamaha YZ450FX 2016\u003cbr\u003e\nYamaha YZ450FX 2018","brand":"FMF","offers":[{"title":"Default Title","offer_id":45191359758531,"sku":"79-40312","price":799.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/6052\/2435\/files\/4860-572a8b4d234a5.jpg?v=1779565530","url":"https:\/\/kellymotorsport.com\/products\/fmf-factory-4-1-rct-slip-on-exhaust-for-yamaha-yz450f-and-yz450fx-titanium-and-aluminum-options","provider":"Kelly Motorsports","version":"1.0","type":"link"}