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Downpipes
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Audi S4 Downpipes 2.25" V8 4.2L Single Cat. Converters (manual)
Audi B6 S4 V8 Stainless 2.25" Downpipes with single high flow 400 cell Catalytic converter. Clamps to the std and Techtonics exhaust systems. Manual trans (Two Year Warranty)(No Warranty for check engine lights) '03-'08 Audi B6 S4 V8 Stainless 2.25" Downpipes with single high flow 400 cell Catalytic... -
OE Style Dual Clamping Sleeve (55mm)
This sleeve connects the exhaust to the catalytic converter. Also is used on some tt exhaust. 55mm I.D. 254060 This sleeve connects the exhaust to the catalytic converter. Also is used on som...