FMF
FMF Exhaust - 42345 - Hex Muffler - Powercore 4
Exhaust - 4 StrokeSKU 6107536
Cheapest we found
$747.95
at XPERT Moto Gear
2 recent in-stock prices · spread $12.04 (2%)
Based only on in-stock prices checked in the last 30 days. 2 stores checked; dates for every store are shown below.
Recorded store prices
Prices we recorded when we last checked each store for this exact variant.
Product details
The FMF PowerCore 4 HEX Exhaust System for the Kawasaki KX250F (2017-2020) is designed to deliver improved horsepower, increased torque, and dependable durability. Featuring an aluminum muffler with a stainless steel mid-pipe and stainless steel end cap, it utilizes Hi-Flo core technology to optimize exhaust flow and performance. A removable screen-type spark arrestor is included for added versatility.
Features:
- PowerCore 4 HEX slip-on exhaust system
- Improved horsepower and torque
- Aluminum muffler construction
- Stainless steel mid-pipe
- Stainless steel end cap
- Hi-Flo core technology
- High-temperature internal packing
- Enhanced exhaust flow
- Removable screen-type spark arrestor included
- Quiet insert sold separately
- Single configuration
- Natural finish
- Closed-course competition use only
Specifications:
- Product Type: Slip-On Exhaust System
- Configuration: Single
- Muffler Material: Aluminum
- Mid-Pipe Material: Stainless Steel
- End Cap Material: Stainless Steel
- Finish: Natural
- Spark Arrestor: Screen Insert (Included)
- Quiet Insert: Sold Separately
- Weight: 5.3 lbs (2.4 kg)
Fitment:
- Kawasaki KX250F (2017-2020)
Price history
Recorded changes for this exact variant.
Step chart of dated store-price observations. Solid lines show confirmed crawl coverage, dashed lines show overdue missed-check spans, and every line stops at the last confirmed price.
- 1XPERT Moto Gear3 points · last checked 23 Aug 2026
- 2MotoHeaven1 point · last checked 21 Aug 2026
Solid steps show periods confirmed by the store’s change-only price history and completed crawl record: if the price had changed at a check, another point would appear. Dashed steps show overdue periods with no completed crawl confirmation. Every line stops at that listing’s last confirmed check and is never extended to today. Prices are not live and may have changed since the last point shown.
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