Mufflers for 1998 Audi A4
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Category
Brand
Product Type
Federal / EPA Catalytic Converter - Direct Fit
AP Exhaust
642688
ARISTO's proprietary substrate chemistry yields highly efficient loadings for lower cost and better converter efficiency while our latest...
Fits Your Vehicle
Federal / EPA Catalytic Converter - Universal OBDII
AP Exhaust
608214
ARISTO's proprietary substrate chemistry yields highly efficient loadings for lower cost and better converter efficiency while our latest...
$111.67
Fits Your Vehicle
Federal / EPA Catalytic Converter - Universal OBDII Select+Plus Tech Series
AP Exhaust
608714
ARISTO's proprietary substrate chemistry yields highly efficient loadings for lower cost and better converter efficiency while our latest...
$157.61
Fits Your Vehicle
Ultra EPA Direct Fit Catalytic Converter
Walker Exhaust
16087
Designed to comply with EPA standards while delivering premium performance with assured compliance, Walker® Ultra® Direct-Fit Catalytic...
$664.50
Fits Your Vehicle
![93251 - Exhaust: Ultra EPA Universal Catalytic Converter 2" Inlet (ID) 2" Outlet (ID) for Walker Exhaust Image](http://cdn-product-images.revolutionparts.io/assets/ee5a5862c3cb77f08e7c735d2c5db9f2.webp "93251 - Exhaust: Ultra EPA Universal Catalytic Converter 2" Inlet (ID) 2" Outlet (ID) for Walker Exhaust")
Ultra EPA Universal Catalytic Converter 2" Inlet (ID) 2" Outlet (ID)
Walker Exhaust
93251
Designed to comply with EPA emissions requirements while delivering premium performance and durability with assured compliance, Walker®...
Positions: Left, Right
$163.85
Fits Your Vehicle
![93263 - Exhaust: Ultra EPA Universal Catalytic Converter 2.5" Inlet (ID) 2.5" Outlet (ID) for Walker Exhaust Image](http://cdn-product-images.revolutionparts.io/assets/2622cc1ac2154e8bc6c60cf1f514abd6.webp "93263 - Exhaust: Ultra EPA Universal Catalytic Converter 2.5" Inlet (ID) 2.5" Outlet (ID) for Walker Exhaust")
Ultra EPA Universal Catalytic Converter 2.5" Inlet (ID) 2.5" Outlet (ID)
Walker Exhaust
93263
Designed to comply with EPA emissions requirements while delivering premium performance and durability with assured compliance, Walker®...
Fits Your Vehicle
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