Proudly from here for 47 years 
Exhaust System Factory 4.1 RCT - 042397
- Regular price
- 1,444.99$
- Sale price
- 1,444.99$
- Regular price
-
1,699.99$
COMPLETE YOUR GEAR
Matrix LS1 Lift Stand
- Regular price
- 161.99$
- Sale price
- 161.99$
- Regular price
-
179.99$
Vox Fracture Motocross Pants - Clearance
- Regular price
- 81.59$
- Sale price
- 81.59$
- Regular price
-
135.99$
Sizes: 28 · 30 · 32
Choose options
Motocross Pants 180 Lean - Clearance
- Regular price
- 101.99$
- Sale price
- 101.99$
- Regular price
-
169.99$
Last sizes: 26 · 28
Choose options
Complete Plastic Body Kit for Yamaha
- Regular price
- 245.69$
- Sale price
- 245.69$
- Regular price
-
272.99$
Exhaust System Factory 4.1 RCT - 042397 by FMF ; Performance and Durability
FMF's Factory 4.1 RCT Exhaust System is the epitome of innovation and performance. With integrated Resonance Chamber Technology™, this system ensures maximum power while centralizing mass for improved handling. Its robust construction in aerospace materials guarantees exceptional durability, meeting FMF's strict standards, and is made entirely in the USA.
FEATURES
- Massive Power gains throughout the RPM range
- Huge weight savings
- New RTS (Rapid Tuning System)
- FMF uses the highest quality proprietary blend of alloy grade titanium or stainless steel made especially to their standards
Specifications
- Notice: Closed Course Use Only
- Type: System
- Configuration: Single
- Muffler Construction: Aluminum
- Finish: Natural
- Midpipe: Stainless Steel
- End cap: Carbon
- Spark Arrestor: Screen Insert (included)
- Quiet Insert: 94dB Insert (included)
- Header Construction: Stainless Steel
- Header Type: MegaBomb
Compatibility
| Make | Model | Year |
|---|---|---|
| KAWASAKI | KX250F | 21-24 |
| KAWASAKI | KX250X | 21-24 |
Part Number
Below is a list of available product options, along with their SKU, OEM number, and stock availability.
| Product Option | SKU | OEM | Availability |
|---|---|---|---|
| Default Title | 28-1820-1985 | 042397 | In Stock |
Specifications
FAQ
Do you have questions about purchasing products from our website? Below you will find information to answer them. Otherwise, contact us and we will be happy to answer your questions.
In-stock items are usually delivered within 2 to 4 business days to major centres, and 2 to 7 business days to other regions and the rest of Canada. Items shipped from our suppliers may take longer. If the wait exceeds two weeks, we will contact you.
Free shipping on all orders of $49 or more before taxes, anywhere in Canada. Additional fees may apply to oversized items such as tires and tracks.
You can return or exchange your products in store or by mail within 15 days of purchase or delivery. DVDs, books, underwear, swimwear, electrical or electronic parts, communication systems and special orders cannot be returned. Clearance items are final sale, as indicated on each product page.
Found a better price elsewhere? We can sell it to you at the same price!
Call us toll-free at 1-800-463-4340, Monday to Friday, 9 a.m. to 5 p.m. (Eastern Time), or message us on Facebook.