Description
Upgrade your Audi S4 2.7L TT engine with the JE Pistons 314323 forged piston kit, designed for high-performance applications. Crafted from high-quality 2618 aluminum, these pistons are forged and machined entirely in the USA to ensure maximum durability and strength. Engineered specifically for the 2.7L S4 TT with a 3.189-inch bore, these pistons feature a 9.00:1 compression ratio and are optimized for both street and racing use. The kit includes six pistons, high-quality wrist pins, locks, and JE Pro Seal premium piston rings, providing a comprehensive upgrade for your engine.
The proprietary Forged Side Relief (FSR) forging design reduces friction and power loss by decreasing skirt width, while a shorter wrist pin contributes to weight savings. An accumulator groove (depending on application) helps reduce pressure from combustion gases, minimizing ring flutter and enhancing ring seal for consistent power delivery. Additionally, a skirt coating (depending on application) reduces friction, wear, and operating noise, promoting longevity and smooth operation. Designed specifically for each engine and application, these pistons deliver an optimized balance of performance and durability, making them an ideal choice for enthusiasts seeking reliable, high-performance upgrades.
Please note, these pistons are not CARB-approved and require acknowledgment of this status. Made 100% in the USA, the JE Pistons 314323 kit is a proven solution for achieving victory on the track or street, providing the ultimate combination of strength, precision, and performance.
Features:
- Proprietary Forged Side Relief (FSR) forging design minimizes friction and power loss
- Accumulator groove helps reduce pressure from combustion gases, improving ring seal
- Skirt coating reduces friction, wear, and operating noise for enhanced longevity
- Forged from high-tensile 2618 aluminum for demanding performance applications
- Engineered specifically for the 2.7L S4 TT engine with a 3.189-inch bore
- Includes six pistons, high-quality wrist pins, locks, and JE Pro Seal premium piston rings






















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