Exhaust› Headers, Manifolds and Components
AP Exhaust Products
BMW 528I/528I XDRIVE/528XI OBDII MANIFOLD CONVERTER DIRECT FIT
SKU: A01W 771171
Moderate — 2–4 hours
Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | AP Exhaust Products |
| Part Number | A01W 771171 |
Videos
Aftermarket vs OE Catalytic Converters
Magnaflow Direct-Fit Catalytic Converter, 49-State Legal Review
49 State Federal vs. CA Cat Converters (for CA residents) & Review of Magnaflow direct fit #56029
Catalytic converter replacement. Always use a genuine manufactures converter
Me and my buddy JB #jbweld #manifold #extremeheat #toyota #sienna #exhaust #leak #repair
Catalytic Converters Tested - $100 EBAY vs $800 CARB Certified
Here's why replacing this catalytic converter not easy anymore. BUT WHY?
CATACLEAN Catalytic Converter Cleaner | Does It work?! (Real Data) Before And After
STOP installing cheap high flow cats on your BMW! #shorts
I installed the cheapest exhaust and catalytic converters I could find on my 2nd gen frontier
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy