Firing my S52 Swapped (U.S. market M3 engine) 325is E36. With open exhaust.

BTW, the weird clunki...

Firing my S52 Swapped (U.S. market M3 engine) 325is E36. With open exhaust.

BTW, the weird clunking sound is just the midpipes that are not properly attached to the mounting point. I swapped in an OBD-2 midpipe (two tubes all the way) and because of its larger size, I wasn't able to screw in the hanger bolt (that's been taken care of in the evening)

The car also has 3.5 inches intake/air mass meter , 24 pounds per hour injectors, turner chip, uuc waterpump and power steering pullies, OBD-2 headers and