Fitment table:
Description
Payment & Security
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RS-4 exhaust systems illustrates the endless cycle of development. Working in conjunction with the factory teams has provided us with new ways to increase performance, lower sound levels and centralize mass. The end result is a product that gives you an unparalleled competitive advantage.
The Yoshimura RS-4 Slip-On Exhaust for Kawasaki KX450F and KX450X (2019-2023) offers a premium upgrade for motocross enthusiasts seeking enhanced performance and sound management. Designed with input from factory teams, this exhaust system emphasizes increased power, reduced noise levels, and improved mass centralization to give riders a competitive edge. Its innovative construction features a pentagonal-shaped muffler that optimizes internal volume and flow, contributing to better throttle response and overall engine efficiency. The exhaust incorporates a polyresonant duplex front chamber and a stepped, two-stage core baffle for superior sound tuning and performance tuning, ensuring a balanced blend of aggressive sound and compliance with noise regulations. The system is compatible with spark arrestors and sound inserts, making it adaptable to various racing environments and personal preferences. Crafted with precision, the Yoshimura RS-4 exhaust is engineered to maximize performance gains while maintaining durability for off-road conditions. Whether you're racing or trail riding, this slip-on exhaust enhances your KX450F or KX450X's capabilities and provides a noticeable improvement in acceleration and power delivery. Easy to install, it is an ideal upgrade for riders looking to elevate their bike's performance with a trusted brand known for quality and innovation.
Features:
Fitment:
Kawasaki KX450F 2019
Kawasaki KX450F 2020
Kawasaki KX450F 2021
Kawasaki KX450F 2022
Kawasaki KX450F 2023
Kawasaki KX450X 2021
Kawasaki KX450X 2022
Kawasaki KX450X 2023
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Returns
Our policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
Several types of goods are exempt from being returned.
- Product that has been installed, used (on used product any alteration to condition after it leaves our facility) or altered in anyway.
We also do not accept products back that now contain hazardous materials, or flammable liquids or gases.
Additional non-returnable items:
- Gift cards
- Downloadable software products
To complete your return, we require a receipt or proof of purchase.
Please do not send your purchase back to the manufacturer.
There are certain situations where only partial refunds are granted (if applicable)
- Parts with obvious signs of use or alteration.
- New Product that has been opened
- Any item not in its original condition, is damaged or missing parts for reasons not due to our error
- Any item that is returned more than 30 days after delivery
Refunds (if applicable)
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.
Late or missing refunds (if applicable)
If you haven’t received a refund yet, first check your bank account again.
Then contact your credit card company, it may take some time before your refund is officially posted.
Next contact your bank. There is often some processing time before a refund is posted.
If you’ve done all of this and you still have not received your refund yet, please contact us at bikestrikesandquads@yahoo.com.
Sale items (if applicable)
Only regular priced items may be refunded, unfortunately sale items cannot be refunded.
Exchanges (if applicable)
We only replace items if they are defective or damaged. If you need to exchange it for the same item, send us an email at bikestrikesandquads@yahoo.com and send your item to: 1123 Corbin Hill Rd, Bikes, Trikes and Quads LLC, Sloansville NY 12160-3403, United States.
Gifts
If the item was marked as a gift when purchased and shipped directly to you, you’ll receive a gift credit for the value of your return. Once the returned item is received, a gift certificate will be mailed to you.
If the item wasn’t marked as a gift when purchased, or the gift giver had the order shipped to themselves to give to you later, we will send a refund to the gift giver and he will find out about your return.
Shipping
To return your product, you should mail your product to: 1123 Corbin Hill Rd, Bikes, Trikes and Quads LLC, Sloansville NY 12160-3403, United States
You will be responsible for paying for your own shipping costs for returning your item in some cases. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.
Depending on where you live, the time it may take for your exchanged product to reach you, may vary.
If you are shipping an item over $750, you should consider using a trackable shipping service and purchasing shipping insurance. We don’t guarantee that we will receive your returned item.
Free Shipping- Lower 48 USA
Free domestic shipping on orders over $100. Some exclusions apply.
30 Day Returns
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