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This site is written and maintained by Haitham Al Humsi. Haitham is a Master Electrical Engineer with a passion for automotive performance and has been a contributor to the automotive performance scene for over 13 years including moderating on www.celicatech.com and being one of the first to turbocharge the 2.2 liter toyota 5sfe motor successfuly back in 1999. Since then, Haitham has worked on several of his own and his friend’s cars including a 450hp 3000GT VR4 and his current weapon of choice, a highly modified and supercharged Mercedes C200 Kompressor.

Supercharger Performance is a subsidiary of terrafirms holdings.

Contact information:

PO Box 285003

Riyadh 11323

Saudi Arabia

+966-504-222-964

mr.humsi@gmail.com

www.terrafirms.com