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Looking for aftermarket parts to modify or upgrade your 2018 Audi S4 with exhaust, mufflers & tips? At Tunersports.com we carry a huge selection of the top name brand performance exhaust, mufflers & tip parts and accessories.
 IN STOCK MBRP Catback Exhaust 304 S46073CFMBRP 18-21 Audi S5 Coupe/S4 Sedan T304 SS 2.5in Cat-Back Quad Rear Exit Exhaust - Carbon Fiber Tips $1,364.99
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 IN STOCK - LOW MBRP Catback Exhaust 304 S4607304MBRP 18-21 Audi S5 Coupe/S4 Sedan T304 SS 2.5in Cat-Back Quad Rear Exit Exhaust - SS Tips $1,259.99
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 IN STOCK AWE Tuning Cat-Back Track 3010-43048AWE Tuning Audi B9 S4 Track Edition Exhaust - Non-Resonated (Black 102mm Tips) $2,155.00
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 IN STOCK AWE Tuning Cat-Back Touring 3010-43050AWE Tuning Audi B9 S4 Touring Edition Exhaust - Non-Resonated (Black 102mm Tips) $2,775.00
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IN STOCK MBRP Catback Exhaust 304 S46073CFMBRP 18-21 Audi S5 Coupe/S4 Sedan T304 SS 2.5in Cat-Back Quad Rear Exit Exhaust - Carbon Fiber Tips $1,364.99
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IN STOCK AWE Tuning Cat-Back Touring 3010-43050AWE Tuning Audi B9 S4 Touring Edition Exhaust - Non-Resonated (Black 102mm Tips) $2,775.00
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IN STOCK AWE Tuning Cat-Back Track 3010-43048AWE Tuning Audi B9 S4 Track Edition Exhaust - Non-Resonated (Black 102mm Tips) $2,155.00
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IN STOCK - LOW MBRP Catback Exhaust 304 S4607304MBRP 18-21 Audi S5 Coupe/S4 Sedan T304 SS 2.5in Cat-Back Quad Rear Exit Exhaust - SS Tips $1,259.99
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