Brands & Partnerships - Ultimate PSI

Trusted by the Best in the Industry

At Ultimate PSI, quality starts with who we work with. We partner with leading manufacturers and suppliers to bring our customers components and tuning solutions that meet real motorsport standards — not just aftermarket promises.

Our Partners Include:

ACL Race — High-performance engine bearings engineered for extreme loads, built for racing and high-output street applications.

bootmod3 — Advanced ECU tuning platform for BMW, delivering flash tuning, data logging, and performance calibration.

XHP — BMW-specific transmission tuning software, used for custom shift mapping and transmission performance optimization.

Every brand we work with is chosen because it holds up under the same conditions we test our own products in: track, drag, and drift.

Interested in becoming a partner or distributor? Contact us.

Welcome to Ultimate PSI

Ultimate PSI is a Lebanon-based performance and motorsport company focused on engineering and testing high-performance components and tuning solutions. Our products are developed and tested through real-world performance applications and motorsport competition, ensuring the quality and reliability expected from serious builds.

Serving enthusiasts, builders, and competitors in Lebanon and worldwide.

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