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Haltech Nissan Wiring: RB and SR Coils, ATTESA and Elite vs Nexus

Nissan's performance engines span a wide enough range of years and systems that the word "Nissan" tells you almost nothing about what a build needs. An RB26 and an SR20 do not share an ignition architecture. A GT-R has an...

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Haltech 2JZ Wiring: VVT-i, Igniters and Keeping the JZA80 Alive

The 2JZ has one of the best-supported aftermarkets of any engine, which sometimes hides how much the wiring decisions actually matter. The three that shape a JZ build are: which generation of engine you have, what you are doing about...

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Haltech LS Swap Wiring: 24x vs 58x, DBW Pedals and Keeping the 6L80

The LS is the most swapped engine in the world, which means it is also the engine where the most wrong information circulates. Most LS swap electrical problems come down to four questions that have nothing to do with the...

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Haltech Wiring Myths: 15 Misconceptions That Cost People Money

Every one of these costs somebody money, and most of them cost it twice: once when the wrong part gets bought, and again when the harness has to come back apart to correct it. We hear all fifteen often enough...

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Haltech Wiring and CAN Bus Problems: Causes and Fixes by Platform

Almost nobody calls us because their Haltech will not make power. They call because the car cranks and never fires, because the factory dash went dark after the swap, because the ABS light came on and stayed on, because a...

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