Universal Fit; EPA Enhanced OBDII By Design Unit Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. Federal and California Emissions
CARB Executive Order D-193-147 Engine Family Number (EFN) 9BMXV03.054R Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
Universal Fit; Select+Plus Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. Federal and California Emissions
CARB Executive Order D-193-147 Engine Family Number (EFN) 9BMXV03.054R Cutting and Welding Required
CARB Executive Order D-182-63 Engine Family Number (EFN) 9BMXV03.054R Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-193-147 Engine Family Number (EFN) 9BMXV03.054R Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-147 Engine Family Number (EFN) 9BMXV03.054R
CARB Executive Order D-193-175 Engine Family Number (EFN) 6BMXV03.0N52 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-137 Engine Family Number (EFN) 6BMXV03.0N52 Cutting and Welding Required
Not legal for sale or installation in California, Colorado or New York.
770 Series 4 in Round Body Engine Family Number (EFN) 3BMXV03.0LER CARB Executive Order D-798-10 ; Universal Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements 2.25 in Inlet ID; 2.25 in Outlet ID; w/O2 Fitting ALL
Not legal for sale or installation in California, Colorado or New York.
409 Stainless Steel Tubing
Not legal for sale or installation in California, Colorado or New York.
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-137 Engine Family Number (EFN) 6BMXV03.0N52
CARB Executive Order D-193-175 Engine Family Number (EFN) 6BMXV03.0N52 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
Browse our selection of quality catalytic converter parts designed specifically for your BMW Z4. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
2.5i · 2.5si · 3.0i · 3.0si · Coupe 3.0si · Design Pure Traction · M Coupe · M Roadster · M Sport · Roadster 3.0i · Roadster 3.0si · sDrive18i · sDrive18iA · sDrive20i · sDrive23i · sDrive28i · sDrive30i · sDrive35i · sDrive35i Pure Traction · sDrive35is
Convertible · Coupe
L4 2.0L · L6 2.5L · L6 3.0L · L6 3.2L
Automatic · Automatic Dual Clutch · Manual
