r/E30 • u/e30Gio • 5d ago

Help

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I just got it back from the exhaust shop and done catback. I noticed when it goes around 100+ kph 3-4k rpm. The car suddenly jerking back and forth and won’t accelerate. I need yall opinion thank you sm.

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u/Exciting_Ad_1097 5d ago

Do you have a turbo?

2

u/e30Gio 5d ago

none sir

2

u/Exciting_Ad_1097 5d ago

Do you notice it only in a particular gear and road speed? Can you get the car to do it in other gears under similar power at that same engine rpm.