HEX Tuning ECU Software - McLaren | MP4-12CA second cable is always provided when purchasing the ECU + TCU tuning software. Each cable will lock to one of the modules, and 2 are always needed to install both software files. This tune requires removal of the ECU for a Bench Flash. Contact us for details! HEX TUNING FOR MCLAREN MP4 12C How is HEX Tuning different from other products? HEX Tuning is designed as a "full flash" tune, meaning the entire data area of the ECU is reprogrammed to create

Dual element differential option offers extremely accurate gear edge detection

(1) Upper Strut Mount Kit w/bearings and bushings (URO Parts)

Proven rock solid across temperatures

Music playing

each system is personalized with the original owner's name on the serial badge

It's a post-catalyst design which doesn't interfere with any factory emissions equipment

MFR Part #  71-27321-10

76" stainless steel tubing

5 inch) tips designed to work with the stock rear bumper valance

Complete with snap ring (Mercedes)

5 -UP Audi A3 / TT / TTS / TTRS with Quattro and VW CC

Reduced Drivetrain Slop