Limited Edition Bmw 135i / 335i N54 Giac Stage 2 Performance Ecu Software Upgrade Order Today [uETdPozK]
GIAC performance software helps you extract the maximum potential from your BMW. Power gains have been measured at:- 139 wheel horsepower and 96 wheel torque on 91 octane- Estimated crankshaft power output of 458 horsepower and 409 lb. ft. of torque
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Limited Edition Bmw 135i / 335i N54 Giac Stage 2 Performance Ecu Software Upgrade Order Today [uETdPozK]
GIAC performance software helps you extract the maximum potential from your BMW. Power gains have been measured at:
- 139 wheel horsepower and 96 wheel torque on 91 octane
- Estimated crankshaft power output of 458 horsepower and 409 lb. ft. of torque on 91 octane
- [email protected] quarter mile
- 9.15 60-130 mph
- Boost levels are approximately 16-18 psi
Stage 2 hardware requirements:
- Intake
Other benefits to GIAC performance software include:
- Improved fuel economy
- Improved throttle response
- Factory levels of drivability


Price includes 91/93 octane performance program. GIAC offers on-the-fly program switching, allowing users to change between programs with the press of a button. Optional programs include:
- Stock
- 100 octane performance (for race gas or water-methanol injection)
- Valet mode
To view a demonstration of GIAC's Flashloader switching device, please view:
Not local to Emmanuele Design? Mail us your ECU and we'll flash it same day and even pay return shipping!
What Our Customers Say
Absolutely no complaints!
Very impressed with the very sturdy build.
- Joyce H..
Absolutely no complaints!
A brilliant product with truly great features.
- Lila A..
Absolutely no complaints!
This is a very fine piece of consumer kit.
- Laila V..