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Air Filters
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Air Intake Systems
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Air Suspension
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Arms & Bars
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Batteries, Starting & Charging
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Brake Kits
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Brake Pads & Shoes
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Brake Rotors & Drums
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Calipers & Components
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Clutch & Flywheel
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Coilovers & Shocks
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Cooling
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Engine Components
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Exhaust, Mufflers & Tips
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Exterior Styling
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Fabrication
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Forced Induction
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Fuel Delivery
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Ignition
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Interior Accessories
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Lights
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Lines, Fluid & Hydraulics
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Oils & Oil Filters
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Programmers & Chips
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Seats
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Shifters & Linkage
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Steering & Alignment
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Wheel and Tire Accessories
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Wheel Hubs & Bearings
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Select the year of the Audi S4
Power Stop 14-18 Audi A6 Front Z23 Evolution Sport Brake Kit
7-10 business days delivery
MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 2.00in PC1
7-10 business days delivery
H&R 09-16 Audi A4 Quattro/S4 (AWD) B8 Street Perf. Coil Over
7-10 business days delivery
AWE Tuning Audi B8.5 S4 3.0T Touring Edition Exhaust System - Diamond Black Tips (102mm)
7-10 business days delivery
H&R Trak+ 3mm DR Wheel Spacers Bolt 5/112 Center Bore 66.5 Bolt Thread 14x1.5 (Pair)
7-10 business days delivery
AWE Tuning Audi B8.5 S4 3.0T Track Edition Exhaust - Chrome Silver Tips (102mm)
7-10 business days delivery
EBC 09-11 Audi A4 2.0L Turbo Bluestuff Front Brake Pads
7-10 business days delivery
Power Stop 06-09 Audi A4 Front Evolution Drilled & Slotted Rotors - Pair
7-10 business days delivery
Hawk Performance 09-10 Audi A4/Quattro / 08-11 A5 Quattro / 09-11 Q5 Rear Ceramic Street Brake Pads
7-10 business days delivery
Bilstein B14 Audi S4 (8E) K4 Performance Suspension System (May Req. OE 8E0412377C)
7-10 business days delivery
Power Stop 10-16 Audi A4 Rear Z16 Evolution Ceramic Brake Pads
7-10 business days delivery
Mishimoto 06-08 VW/Audi Four Cylinder Ignition Coil Set
7-10 business days delivery
StopTech Power Slot 12-13 Audi A6 Quattro/11-12 A7 Quattro / 10-13 S4 Rear Right Slotted Rotor
7-10 business days delivery
KW Coilover Kit V1 Audi A4 S4 (8D/B5 B5S) Sedan + Avant; Quattro incl. S4; all engines
7-10 business days delivery
Brembo 09-16 Audi A4/A4 Quattro/10-14 A5/08-17 S5 Front Premium Low-Met OE Equivalent Pad
7-10 business days delivery
H&R Trak+ 20mm DR Wheel Adaptor Bolt 5/112 Center Bore 66.5 Bolt Thread 12x1.5
7-10 business days delivery