Filter products
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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
AWE Tuning Audi B8 / B8.5 S4 3.0T Track Edition Exhaust - Diamond Black Tips (90mm)
7-10 business days delivery
SuperPro 1996 Audi A4 Base Front Upper Inner Control Arm Camber Adjustable Bushing Set
7-10 business days delivery
Posi-Quiet 08-09 Audi A4/A4 Quattro/A5/S5 Semi-Metallic Front Brake Pads
7-10 business days delivery
K&N Replacement Air Filter AIR FILTER, VW 1.6/1.8L 83-97, 2.0/2.8/2.9L 91-97
7-10 business days delivery
H&R 09-16 Audi A4 Quattro/S4 (AWD) B8 24mm Non Adj. Sway Bar - Rear
7-10 business days delivery
StopTech Power Slot 08-10 Audi S5 Right Rear Slotted Rotor
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
Bilstein B16 (PSS10) 17-19 Audi A4 Front and Rear Suspension Kit
7-10 business days delivery
KW Coilover Kit V3 Audi A4 S4 (8K/B8) w/o electronic dampening control Sedan FWD + Quattro
7-10 business days delivery
H&R 98-01 Audi A4 Avant Quattro/A4 Quattro (AWD) B5 32mm Adj. 2 Hole Sway Bar - Front
7-10 business days delivery
Bilstein B16 2017+ Audi A4 / A4 Quattro Front and Rear Performance Suspension System
7-10 business days delivery
Nitrous Express All Sport Compact EFI Single Nozzle Nitrous Kit (35-50-75HP) w/10lb Bottle
7-10 business days delivery
Injen 18-19 Audi S4/S5 (B9) V6 3.0L Turbo Wrinkle Red Intercooler Piping
7-10 business days delivery
Brembo 09-11 Audi A4/A4 Quattro/10-11 A5 Front Premium UV Coated OE Equivalent Rotor
7-10 business days delivery
Eibach 09-15 Audi A4 4Dr/09-12 A4 5Dr/10-13 S4/08-11 S5 2Dr B8 2.0/3.2/4.2L Pro-Alignment 4 Arm Kit
7-10 business days delivery
Clutch Masters 00-02 Audi S4 2.7L / 00-03 Audi A6 2.7L / 00-04 Audi A6 Quattro 2.7L / 01-05 Audi All
7-10 business days delivery
KW H.A.S. Audi A4 S4 (8K/B8) Sedan FWD + Quattro; A5 S5
7-10 business days delivery
Brembo 05-09 Audi A4/A4 Quattro/06-11 A6 Quattro Front Premium NAO Ceramic OE Equivalent Pad
7-10 business days delivery
AWE Tuning Audi 2.7T Performance Intercooler Kit - w/Carbon Fiber Shrouds
7-10 business days delivery