Customer Ratings
Customer Reviews
⭐️ Lionparts has awesome customer service and can’t thank them enough for their help in getting my order/setup correct! - Tom M.
⭐️ Best customer service I have experienced in a very long time. Product is high quality and fits perfect - Christy
⭐️ LionParts has been very consistent, and helpful finding the necessary parts for my needs! - Curtis
⭐️ Had an awesome experience with Lionsparts! I bought my KFI snow plow from them through Trevor who was very knowledgeable and helpful! - Eric
FMF 042369 Factory 4.1 RCT Slip-On Exhaust Pipe Kawasaki KX 450 KX450F 2019-2023
$545.31
Questions? Call or text us at:1-888-927-3076
Item is in stockOnly 0 left in stockItem is out of stock
Item is unavailable
Customer Reviews
⭐️ Lionparts has awesome customer service and can’t thank them enough for their help in getting my order/setup correct! - Tom M.
⭐️ Best customer service I have experienced in a very long time. Product is high quality and fits perfect - Christy
⭐️ LionParts has been very consistent, and helpful finding the necessary parts for my needs! - Curtis
⭐️ Had an awesome experience with Lionsparts! I bought my KFI snow plow from them through Trevor who was very knowledgeable and helpful! - Eric
- The Factory 4.1 RCT incorporates FMF's Resonance Chamber Technology both internally and externally
- In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and complementary to their 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 their exacting specifications and is manufactured 100% at their Southern California factory
- Massive Power gains throughout the RPM range.
- Huge weight savings
- RTS (Rapid Tuning System)
| Product Name | Muffler |
| Type | Slip-On |
| Model | Factory 4.1 RCT |
| Pipe Material | Stainless Steel |
| Muffler Material | Aluminum |
| Muffler Color/Finish | Raw |
| End Cap Material | Carbon Fiber |
| Units | Each |
| Riding Style | Off-Road |
| 2023 | Kawasaki | KX 450 F | - | - |
| 2021 | Kawasaki | KX450X | - | - |
| 2019-2023 | Kawasaki | KX450F | - | - |
