Audi A3 Piston Set - CP Pistons - Forged - 5cyl, Bore 82.5mm, Compression Ratio 9.5:1 (2014–2027). This forged CP set provides five precisely matched pistons with rings for builds targeting a 9.5:1 ratio and 82.5mm bore.

Crafted from premium forgings and CNC-machined for tight tolerances, these pistons deliver strength, consistent ring seal, and dependable operation in demanding five-cylinder applications. The 82.5mm size suits common overbore and refresh work, while the 9.5:1 ratio pairs well with boosted street/track setups seeking balanced response and reliability. Each set is designed for uniform performance across cylinders.

Features

• Set of 5 forged pistons for five-cylinder Audi A3 builds
• Bore: 82.5mm
• Compression ratio: 9.5:1
• Includes matched ring set
• Precision machining for consistent fit and ring seal

Have questions or planning an install? Call our teams—installation and customization are available at our Austin, Texas and Los Angeles, California area locations. Austin: 512-982-9393. Los Angeles: 562-981-6800.

Thinking about purchasing multiple items? Contact us for shipping discounts. We install on premises at both locations.

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