Fi EXHAUST Valvetronic Exhaust System for F30 / F31 BMW 420i, 428i and 430i
$2,850.00
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Fi EXHAUST’s valvetronic system for the BMW F32 / F33 420i, 428i, and 430i enhances performance and sound with high-grade T304 stainless steel. The bolt-on system increases horsepower by 5-10% and delivers a refined tone when closed or an intense, sporty sound when open.
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