MagnaFlow California Grade CARB Compliant Universal Catalytic Converter, 5421206
In stock
$367.99
Listed as compatible with this vehicle by the retailer feed.
Check price2009 BMW M3 Exhaust Systems
4 products listed for this model year in the retailer catalog. Check engine and trim details before ordering.
Walker CalCat CARB Universal Catalytic Converter 2" Inlet (ID) 2" Outlet (ID), 84403
In stock
$406.99
Listed as compatible with this vehicle by the retailer feed.
Check price
MagnaFlow California Grade CARB Compliant Universal Catalytic Converter, 5411306
In stock
$782.99
Listed as compatible with this vehicle by the retailer feed.
Check price
aFe POWER MACH Force-Xp Cat Back Exhaust System: Polished Tip, 304 Stainless Steel, Unleashes All Avail. HP, 49-36311-P
In stock
$2,239.00
Listed as compatible with this vehicle by the retailer feed.
Check price
This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.