Sekolah Berasrama Penuh Integrasi Tun Abdul Razak (, abbreviated InSTAR) is one of the 73 boarding schools (SBP) in Malaysia. The school is located in Pulau Serai, Pekan, Pahang. In 2009, the school had 197 boys and 228 girls, making a total enrolment of 425 people. It had a total of 58 teachers.
The school site is 38 acres and located in the state assembly Peramu Jaya, Pekan Parliament, about 15 km from the city town and 35 km from Kuantan.
InSTAR was opened on 4 August 2003 under the name of Sekolah Berasrama Penuh Integrasi Pekan (SBPIP) only occupied by students from Form One, taken from schools around Pahang who are eligible to enter SBPIP. The first form four students intake was started in 2004.
On 23 May 2010, the name of Sekolah Berasrama Penuh Integrasi Pekan has been officially changed to Sekolah Berasrama Penuh Integrasi Tun Abdul Razak with abbreviation of InSTAR (Integrated Residential School of Tun Abdul Razak). Since then instar continues to grow and now has reached maximum enrolment capacity of 560 students, 62 teachers and 20 supporting staff.
Since operating on 4 August 2003, InSTAR were led by four principals as follows: