FMF Exhausts
Powercore 4 Exhaust Silencer 06-09 Kawasaki KLX KX 450 F R - FMF 042123
Powercore 4 Exhaust Silencer 06-09 Kawasaki KLX KX 450 F R - FMF 042123
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Engineered for riders seeking performance gains and reliable durability, the FMF Racing Powercore 4 042123 delivers a noticeable improvement in both torque and horsepower. Designed to bring race-level technology to more budget-conscious enthusiasts, this slip-on exhaust combines stainless steel and aluminium construction with an attractive champagne anodised finish. It features an included removable spark arrestor and is compatible with an optional quiet insert, making it suitable for diverse riding conditions.
Features
- Delivers an overall increase in power and torque for enhanced off-road performance
- Durable stainless steel midpipe and endcap with lightweight aluminium canister
- Advanced packing material provides longevity and withstands thermal stress
- Distinctive champagne colour anodised finish for added style and corrosion resistance
- Removable spark arrestor for flexibility across different terrains and regulations
- Optional 96dB quiet insert available for sound-sensitive environments
- Designed for closed course use only
Specifications
- Item ID: 042123
- Type: Slip-On
- Configuration: Single
- Construction: Aluminium canister, stainless steel midpipe & endcap
- Finish: Champagne anodised
- Spark Arrestor: Screen insert (included)
- Quiet Insert: Sold separately
- Weight: 5.3 lbs (approx. 2.4 kg)
- Carb Warning: No
Vehicle Fitment
Kawasaki
- KLX450R (2008–2009)
- KX450F (2006–2008)
Shipping Policy
Shipping Policy
Order Processing and Delivery Schedule
Once an order is placed on our website, it enters our dispatch queue promptly.
Order Handling Time: 1 business day (Monday to Friday)
Order Cut-Off Time: 04:00 PM (GMT+00:00) Greenwich Mean Time (London)
Orders placed after the cut-off time will be processed on the next working day.
Standard Shipping Transit Time
Transit Time: 2-3 business days (Monday to Friday)
Total Shipping Time (Handling + Transit)
Estimated Delivery Window: 3-5 business days (Monday to Friday)
Shipping Carrier
We partner with trusted UK couriers such as Royal Mail, DPD, DHL, and Parcelforce. The carrier used for your order will be confirmed in your dispatch email.
Shipping Locations
We currently ship within the United Kingdom only.
Shipping Fees
We offer free shipping on all orders of £50 or above.
For orders below £50, a flat rate of £3.99 will be applied at checkout.
Please NOTE that extra shipping fees will be charged on all tyres & electric bikes due to size / weight.
All prices are charged in GBP (£).
Order Confirmation and Tracking
Once your order is placed, you will receive an order confirmation email. After dispatch, a shipping confirmation email with a tracking number and tracking link will be provided. A final notification will be sent when your order is marked as delivered.
Lost or Missing Packages
If your parcel is marked as delivered but has not arrived:
Reconfirm the delivery address
Check surrounding areas or safe delivery spots
Ask neighbours or household members
Contact the courier with your tracking details
If your parcel is officially classified as lost, please contact us with your order number. We will arrange a replacement or refund, depending on your preference.
Delivery Delays
While we aim to meet all estimated delivery times, delays may occasionally occur due to courier disruptions or high seasonal volume. If your order has not arrived within the expected timeframe, contact us for support.
Refund and Return Policy
Refund and Return Policy
Return Window and Eligibility
Returns are accepted within 30 days of delivery, provided the following conditions are met:
Items must be new, unused, and in their original packaging with all accessories included.
Returns are accepted for both defective and non-defective products.
Customers must contact us before sending any return to receive return approval and instructions.
Email: sales@aceraceshop.co.uk
Phone: +44 1282216785
Damaged or Defective Items
If your order arrives damaged or defective, please notify us within 48 hours of delivery with:
Your order number
Clear photographs of the item and packaging
A brief description of the issue
Depending on the situation, we will offer a replacement, exchange, or full refund.
Exchanges
We accept exchanges within 30 days, provided the returned item meets the eligibility criteria stated above. Once the returned product is received and inspected, your replacement item will be dispatched.
Refund Process
Once we receive and inspect your return, you will be notified via email regarding the approval or rejection of your refund.
If approved:
Refunds will be processed to your original payment method within 7 days.
A confirmation email will be sent once the refund has been issued.
Late or Missing Refunds
If you haven’t received your refund:
Recheck your bank or payment account
Contact your bank or card provider—processing times may vary
If you still require assistance, reach us at sales@aceraceshop.co.uk
Non-Returnable Conditions
We do not accept returns under the following circumstances:
Items not returned in new condition
Returns requested after 30 days of delivery
Items sent back without prior authorization
Return Address
Ace Race Shop
Smithsons Farm Cottage
Burnley BB12 9DR
United Kingdom
Method & Fees
Return Method: By mail
Return Label: Customer is responsible for arranging and paying for return shipping
Restocking Fee: No cost
Refund Processing Time: 7 days after receipt of return
Cancellation Policy
Orders may be cancelled within 2 hours of purchase, provided the order has not yet been processed or shipped.
