Dyno-proven parts & tunes · Guaranteed fitment · Fast shipping
+30–40 HPDownpipes
The ICP BMW B58 Downpipe (F/G-Series) is one of the most effective performance upgrades for BMW’s turbocharged B58 engine. By replacing the restrictive factory downpipe, this precision-engineered unit improves exhaust flow, reduces turbo lag, and unlocks significant horsepower and torque gains when paired with tuning software.
Fast shipping
Ships nationwide with tracking.
Guaranteed fitment
If it doesn't bolt on, we'll make it right.
Dyno-proven
Tested for real, measurable gains.
