Quote:
Originally Posted by 335xiE90
Alright everyone I flashed back to stock and it still surging. The weird thing is it does not do it when the car is cold. It's mainly felt during initial acceleration in 1st gear then in the lower RPMS in 2nd gear.
160k miles
Stage 2+ tune for 65k miles
VRSF DP
VRSF 7.5 IC
Index 12 Injectors
Eldor Coil Packs
1 Step Colder Plugs
Newly replaced:
Cam Ledges
Both VANOS solenoids
LPFP
Oxygen Sensor (Upstream/Rear)
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Swap the exhaust and intake Vanos connections they could be crossed.
Send us full clear pics of the top your index 12 injectors,where did you buy them?
What brand plugs do you have? where did you buy them?
what brand lpfp do you have and ratings? Where did you buy it?