TOYOTA / LEXUS V8
STANDALONE WIRING &
ECU PROGRAMMING
OEM-based standalone harnesses and ECU solutions
for Toyota and Lexus V8 engine swaps.
Built, tested, and programmed for reliability.
for Toyota and Lexus V8 engine swaps.
Built, tested, and programmed for reliability.
1UZ VVT-i
2UZ
2UZ VVT-i
3UZ
盾
OEM STANDALONE
MANAGEMENT
Factory Toyota / Lexus ECU control adapted for engine swaps.
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HARNESS BUILDS
& REBUILDS
OEM harness refreshes, standalone conversions, and new custom harness builds.
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ECU PROGRAMMING
Immobilizer delete, manual conversion, DTC removal, speed limiter changes, and tuning where supported.
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BENCH-TESTED
BEFORE SHIPPING
Every harness is bench tested before it leaves our shop.
WHO WE ARE
Lexus V8 Engines LLC is the evolution of Lextreme Engine Management Systems (PTY). Founded in 2008 by Timothy Symons. With over 4,000 OEM-based standalone systems built and shipped worldwide, we specialize in Toyota and Lexus V8 standalone wiring harnesses and ECU solutions for successful engine swaps.
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READY TO START YOUR PROJECT?
We make the complex simple. Tell us about your swap and we will build the wiring and ECU solution you need to make it run.
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ORDERING NOTE
Checkout is currently disabled while we review each project individually. To start an order, please contact us with your engine, ECU, transmission, and swap details.