Description
A piston kit is mission-critical for any engine rebuild or high-mileage refresh—it’s the component that directly translates combustion pressure into power, so quality here impacts reliability and performance across the board. The PROX Piston Kit 01.4413.B delivers OEM-equivalent performance with precision engineering and premium materials, giving you confidence whether you’re rebuilding a street engine or prepping for the track. This complete kit eliminates the guesswork of sourcing individual components separately.
- Manufactured in Japan
- High-silicon aluminum alloy
- Meets/exceeds OEM specs
- CNC-machined tolerances
- Complete kit package
- Includes piston rings
- Includes wrist pins
- Includes circlips
- OEM replacement quality
- Ready for installation









