TDI Tuning Box Chip w/ Bluetooth for BMW 740i (G11-G12) 321 BHP / 326 PS / 240 KW / 450 NM / 332 LBFTCutting Edge Tuning Technology TDI Tuning's CRTD4 Tuning Box is at the cutting edge of digital tuning box technology and represents a revolution in vehicle performance chip tuning. Based on micro processor architecture, the CRTD4 Tuning Box remaps vehicle performance moment by moment by interfacing with your engine via our connection harness which just plugs in. After installation your vehicles power will be increased by: Stock PS 326 Tuned PS 391

FITS: Manual transmission cars only

The recipe to making a TTE480 starts with a much larger TTE billet compressor wheel

German imported 200 cell catalytic converter cores which increase throttle response and horsepower

Flow bench test results:

highly-efficient air filter which results in better performance and protects your engine

2009-2013 Volkswagen Passat 2

5 inch ID Length: 8 inch Spring Rate: 800 lbs/inch

& E85 fuel maps (95

B6 (2002 - 2005) Audi A4 1

Highly sensitive

Put some anti seize on the threads to prevent it from becoming a permanent part of the exhaust

5 inch ID Length: 12 inch Spring Rate: 185 lbs/inch