Couldn't load pickup availability
Shop safely
Secure your shopping experience with various safe and trusted payment methods.
The Factory 4.1 RCT incorporates FMF Resonance Chamber Technology™ both internally and externally. Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the motor to centralize mass. The Factory 4.1 RCT is constructed from only aerospace grade materials that meet FMF's exacting specifications and is manufactured 100% at their Southern California factory. Massive Power gains throughout the RPM range.. Huge weight savings. New RTS (Rapid Tuning System). Includes MegaBomb header. Includes spark arrestor screen insert.
| 2020-2022 | Yamaha | YZ450F |
| 2019-2023 | Yamaha | YZ450FX |

Shopping Safely
At our Shopify store, we prioritize your safety and security. Here's how we ensure a secure shopping experience:
1. Secure Transactions: We use advanced encryption to protect your personal and payment information, ensuring it is safely transmitted and safeguarded.
2. Trusted Payment Gateways: Our store integrates with trusted payment gateways, ensuring your transactions are processed securely and efficiently.
3. Data Privacy: Your privacy is our top priority. We follow strict data protection policies to keep your personal information confidential and secure.
4. Secure Platform: Shopify provides robust security features and continuous monitoring against vulnerabilities, ensuring a safe shopping environment.
5. Verified Merchants: We are a verified merchant on Shopify, committed to providing authentic and high-quality products.
6. Transparent Policies: Our clear return, refund, and shipping policies provide peace of mind, knowing we stand behind our products.
7. Customer Support: Our dedicated customer support team is ready to assist with any concerns or questions you may have.
Shop confidently at our Shopify store, where your safety and satisfaction are our top priorities.
$800.00
Questions about this product?
Selling fast!
Get yours while you can.
-
WELL TRUSTEDOver 100k customers
-
SUPER FASTWith Express delivery
-
EXPERT HELPSeven days a week
-
BEST PRICESUnbeatable value