The IPNU-IPPNU Dusun Pandaan PAR organization is an active youth organization. An Islam-based youth organization, however, its members have not yet produced the expected religious culture. Therefore, it is necessary to internalize PAI values with methods and analysis of supporting and inhibiting factors, as well as solutions that need to be implemented. The aim of this research is to describe the implementation of internalizing the values of Islamic religious education in improving religious culture. supporting factors, obstacles and solutions to the process of internalizing the values of Islamic religious education in improving religious culture. A qualitative approach with a case study type was used in this research. Data collection was carried out using observation, interviews and documentation methods. The data analysis was carried out in several stages, namely data reduction, data presentation and conclusions. The results of this research are that the internalization of PAI values in improving members' religious culture is carried out in three stages, namely the transformation, internalization and value transinternalization stages. The strategies used are power strategy, persuasive strategy, and normative re-education. As for internalized values, they include the values of aqidah, worship, and morals. The supporting factors are a supportive environment, coordination, and adequate infrastructure, while the inhibiting factors are lack of awareness, family factors, and minimal funds, for this reason an approach is needed to members, and to families and the community. The results of internalizing PAI values are expected to improve religious culture.