Turner Motorsport 3" High-Flow Catted Downpipes - E9x 335i, 335is, E82/88 135i, 1M (N54)
Reduce back-pressure by upgrading the restrictive catalytic converter in the factory downpipe to a high flow race cat. Expect an increase in power as well as a more aggressive exhaust tone.
Barely used for less than 100 miles. Helps with the smell. comes with new gaskets.
SOLD
Reduce back-pressure by upgrading the restrictive catalytic converter in the factory downpipe to a high flow race cat. Expect an increase in power as well as a more aggressive exhaust tone.
Barely used for less than 100 miles. Helps with the smell. comes with new gaskets.
SOLD
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