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Fits Audi S4MAGNAFLOW 49-STATE LEGAL DIRECT FIT CATALYTIC CONVERTERS
Want the best for your car, truck, or SUV? Then you want Magnaflow! These 49-State Legal direct-fit catalytic converters are... more
Priced from:
$565.61
Fits the following Audi S4 Years
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Fits Audi S4MAGNAFLOW 49-STATE LEGAL SEMI-UNIVERSAL CATALYTIC CONVERTERS
Want the best for your car, truck, or SUV? Then you want Magnaflow! These 49-State Legal semi-direct fit converters have a... more
Priced from:
$67.53
Fits the following Audi S4 Years
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Fits Audi S4MAGNAFLOW OEM GRADE (49-STATE LEGAL) DIRECT FIT CATALYTIC CONVERTERS
Want the best for your car, truck, or SUV? Then you want Magnaflow! These 49-State Legal direct-fit catalytic converters are... more
Priced from:
$698.92
Fits the following Audi S4 Years
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Fits Audi S4MAGNAFLOW CALIFORNIA LEGAL SEMI-UNIVERSAL CATALYTIC CONVERTERS
Want the best for your car, truck, or SUV? Then you want Magnaflow! These 50-State Legal semi-direct fit converters have a... more
Priced from:
$209.12
Fits the following Audi S4 Years
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Fits Audi S4BENCHMARK OE REPLACEMENT CATALYTIC CONVERTER (49-STATE LEGAL - NO CA)
Benchmark catalytic converter gives you the performance you deserve at a reasonable price. It also provides a superior and fat better high... more
Priced from:
$327.62
Fits the following Audi S4 Years
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Fits Audi S4MAGNAFLOW OEM GRADE (49-STATE LEGAL) SEMI-UNIVERSAL CATALYTIC CONVERTERS
Want the best for your car, truck, or SUV? Then you want Magnaflow! These 49-State Legal semi-direct fit converters have a... more
Priced from:
$115.95
Fits the following Audi S4 Years
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Fits Audi S4WALKER CATALYTIC CONVERTER (49-STATE LEGAL - NO CA SHIPMENTS) BY WALKER
Walker Catalytic Converter. Exudes maximum protection with the help of its high grade construction. Provide only the best part for your... more
Priced from:
$83.48
Fits the following Audi S4 Years
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CATCO CATALYTIC CONVERTER49-STATE LEGAL - NO CA SHIPMENTS
CATCO Catalytic Converter. T-409 stainless steel construction. Meets EPA and CAR emission requirements. CATCO catalytic converter was launched... more
Priced from:
$129.87
