Description
DEF Racing 2013-2026 Suzuki RMZ450 14.5 High Compression Piston Kit
The DEF Racing High Compression Piston Kit enhances engine performance by delivering stronger power across the entire RPM range and improving engine response. The increased compression offers a significant performance upgrade over the stock piston.
Manufactured by JE Pistons from high-quality 2618 alloy forging, this piston is known for its strength and durability. It is designed to handle increased horsepower and higher compression loads, making it an ideal choice for high-performance applications.
Kit Includes:
- 14.5:1 Piston
- DLC Coated Wrist Pin
- Titanium Nitride Treated Ring Pack
- Circlips
Key Features:
- Performance: Improved HP & torque across the entire power curve
- DLC Coated Pin: Offers reduced friction, increased performance and longer service life
- Optimal Compatibility: Drop in design for easy installation and setup
- Fuel Requirement: Minimum 91 Octane (RON). We recommend using race fuel. Similar fuels to VP C12, 100, T4, Pro6, MR12, ETS MX18 or MX21 or equivalent
- High-Quality Manufacturing: Manufactured by JE Pistons from premium 2618 aluminum, this piston offers excellent strength and durability for high-performance applications
- For Maximum Performance: We recommend pairing the piston kit with our Vortex ECU and custom tuned maps, allowing you to unlock the full potential of your engine


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