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Big Gun Exhaust
Big Gun Exhaust 07-14 Kawasaki KFX 450R Power Box — MPN 40-R53
Big Gun Exhaust 07-14 Kawasaki KFX 450R Power Box — MPN 40-R53
Regular price
$362.25 USD
Regular price
Sale price
$362.25 USD
📦
Special Order — ships in 2–3 weeks
Shipping calculated at checkout.
Special Order — Ships in 3–4 WeeksWe order this part fresh from our distributor when you buy — typical turnaround is 3–4 weeks at most, often sooner. Questions on availability or timing? Email sales@jkloffroad.com.
Quantity
Fits these machines
- Make
- Kawasaki
- Model
- KFX450R
- Years
- 2008–2014
- Type
- ATV
Couldn't load pickup availability
Want to be sure it fits?Parts can vary by year, make, and model. If you already know it fits, go ahead and order with confidence — no call required. If you’d like a hand, reach out and we’ll gladly confirm fitment for you. Email sales@jkloffroad.com, call or text 579-509-2791.
The Big Guns TFI (Throttle and Fuel Injection) Power Box delivers an effortless performance boost by optimizing throttle mapping and fuel delivery. Simple to install and tuned for broad compatibility, this plug-and-play module sharpens throttle response, smooths power delivery, and enhances mid-range torque, all without sacrificing reliability. Designed with durability in mind, the TFI Power Box features rugged construction and weather-resistant sealing to withstand tough conditions.
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