xAutomotive Blog about BMW transmission tuning and xHP Flashtool and xDelete

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On this page you can find all current blog posts. In our xHP blog you can read all our latest news about the app.

The Fart-Secret

The Fart-Secret

What creates the Shift-Sounds, desperately wanted by many! Besides the usual 0-60 and 60-120 times, there are little things discussed that much, such as the distinct sound created by the more sport...

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20 Bar Clutch-Pressure on DCT

20 Bar Clutch-Pressure on DCT

This is why you need it! The DCT (Dual Clutch Transmission) was introduced in 2008 with the M3 E92 as the successor of the mediocre SMG transmission. It was promised to combine the best of both w...

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The M550d Quad-Turbo Insanity

The M550d Quad-Turbo Insanity

0-100 in 4.2 sec with xHP The M550d G30 has a truly unique drivetrain, that won't be replicated nor matched anywhere in the future. The G30 LCI no longer gets built with this engine. A 3-liter 6-...

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How to convert your BMW from GM to a ZF 6HP

How to convert your BMW from GM to a ZF 6HP

Contents This guide covers everything you need to know to swap your BMW with an N52 engine from GM to a  ZF6HP transmission! It will not cover the general tasks of how to remove your transmission f...

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How Mapping a Transmission Works

How Mapping a Transmission Works

It's likely more work than you think it is The TCU (Transmission Control Unit) defines how a transmission operates and reacts to driver inputs. From a driver’s perspective, the operation looks v...

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What the xHP Flash Settings can do

What the xHP Flash Settings can do

How you can use the Flash Settings to further improve our OTS Maps! Tuning a transmission is always a compromise at some point. Just like the factory did the calibrations with a particul...

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How xHP changes the logic of 8HP

How xHP changes the logic of 8HP

The 8HP is an extremely competent transmission, how do you make that even better?   Last week (Jan 21st 19), we released our first 8-speed Transmission (ZF8HP) setups for F-Series BMW. The first...

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Line Pressure vs. Engine Torque

Line Pressure vs. Engine Torque

... and what this has to do with the durability of your ZF6/ZF8 Auto-Trans! Auto Transmissions can sometimes play badly with your engine tune, with the outcome of bad shifting, extended slip times,...

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TCU Adaptations

TCU Adaptations

The most misunderstood part of transmission control Since the launch of xHP, customers have asked the same question every week: "Does xHP reset my transmission adaptions when it flashes?" The sho...

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