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Mahle Motorsport Piston Set for Audi S4 - 81.50mm Bore 86.4mm Stroke 154mm Rod 21mm Pin -7cc 9.0:1 CR (Set of 6)

$823.93

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Mahle Motorsport Piston Set for Audi S4 - 81.50mm Bore 86.4mm Stroke 154mm Rod 21mm Pin -7cc 9.0:1 CR (Set of 6)

$823.93

$823.93

Engineered for high-performance builds, this Mahle Motorsport Piston Set provides the structural integrity and precision required for the Audi S4 engine. These pistons are designed to handle the increased thermal and mechanical loads of forced induction, ensuring consistent performance and long-term reliability.

  • Bore: 81.50mm
  • Stroke: 86.4mm
  • Rod Length: 154mm
  • Wrist Pin Diameter: 21mm
  • Dome Volume: -7cc
  • Compression Ratio: 9.0:1
  • Quantity: Complete set of 6

Each piston is manufactured to exacting tolerances to ensure a perfect fit with factory or aftermarket 154mm rods. This set provides a lower 9.0:1 compression ratio compared to stock, making it an ideal choice for high-boost applications where knock resistance is critical.

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