4 Set Pistons & Rings Kit VW06B107065N 06B107065N 06B107099R For 1998-2007 A3 A4 AWW AWP AUG AWM 1.8T This piston and ring kit is designed for vehicles equipped with 1.8T engines from model years 1998 to 2007, including A3, A4, and other compatible models with engine codes AWW, AWP, AUG, and AWM.The set includes four forged aluminum pistons and four steel rings, engineered to meet the dimensional and functional specifications of the part numbers VW06B107065N, 06B107065N, and 06B107099R. The components are constructed to support increased engine demands and provide under performance conditions.Each piston and ring is manufactured to proper fitment and function within the engine block, supporting consistent compression and reduced wear over time.The design allows for a straightforward installation process when used with standard tools and procedures. This complete set is intended to restore or upgrade the internal combustion system of the specified engines, contributing to improved engine efficiency and sustained power output. This is an independent replacement component.References to brands or models are solely for compatibility indication.