It is also recommended to replace the air injection pump relay - 99361511501.
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2002 Porsche 911 996 Carrera 4 Convertible H6 3.6L Engine Emission Parts
Air-Oil Separator
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Responsible for Pumping clean Air into the vehicle's exhaust stream to promote a cleaner and more complete burn before the fumes exit the tailpipe.
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Fitment after the catalyst on either side - Two required
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fitment before the catalyst on either side - Two required
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Perfect for repairing and replacing cracked vacuum lines - Best used with 3mm to 4mm vacuum hoses
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This product was last offered at the strikethrough price on
03-22-2026
Air-Oil Separator
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Fitment after the catalyst on either side - Two required
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms