VALVE EXHAUST TITANIUM KX450F 2009-16, PROX 28.4409-1 2009-2016, 12005-0049
4.1 Trustpilot 99.9% positive on eBay
Free UK delivery 2–4 business days
Spread the cost with 18+, T&Cs apply
TITANIUM Hi-Performance Racing Exhaust Valve. Head Diameter 31.00mm, Stem Diameter 5.50mm, Length 76.95mm. Prox titanium valves are manufactured to high quality standards using high tech Ti3al alloy forged in one-piece for extra strength. The material offers superior properties at high temperatures and the additional CrN coating offers extreme surface hardness and lower friction. The ProX titanium valves exceed OE specifications in dimensions and reliability. Stem Overall Length 77.00mm. PROX 28.4409-1. Manufacturer: Pro-X Racing.
- SKU
- 65-453.PX.TI
- Brand
- Pro-X Racing
- Availability
- In Stock (2)
Fitments (10)
| Make | Model | Year |
|---|---|---|
| KAWASAKI | KX 450F | 2009 |
| KAWASAKI | KX 450F | 2010 |
| KAWASAKI | KX 450F | 2011 |
| KAWASAKI | KX 450F | 2012 |
| KAWASAKI | KX 450F | 2013 |
| KAWASAKI | KX 450F | 2014 |
| KAWASAKI | KX 450F | 2015 |
| KAWASAKI | KX 450F | 2016 |
| KAWASAKI | KX 450F | 2017 |
| KAWASAKI | KX 450F | 2018 |
- General Product Group
- Cam & Valvetrain
- General Product Type
- Valve - Exhaust
- Variant Id
- 263891
FULL DESCRIPTION
Pro-X Titanium High-Performance Racing Exhaust Valve
Upgrade your engine's performance with this Pro-X Titanium High-Performance Racing Exhaust Valve. Engineered for durability and superior performance, this valve is crafted from a high-tech Ti3al alloy, forged in one piece for exceptional strength.
Key Features:
- Material: High-tech Ti3al alloy for superior strength and high-temperature properties.
- Construction: One-piece forged design enhances durability.
- Coating: Features a CrN coating for extreme surface hardness and significantly reduced friction.
- Dimensions: Head Diameter 31.00mm, Stem Diameter 5.50mm, Length 76.95mm.
- Performance: Exceeds Original Equipment (OE) specifications in dimensions and reliability.
- Quality: Manufactured to high-quality standards for racing applications.
This Pro-X valve is designed as a premium replacement part, offering enhanced performance characteristics compared to standard components.
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.
Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.
More answers in our FAQ.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.


